E-32025 DSM Evaluation Reports
56 passages
Table 3: 2025 Interviews Completed Program Component 1 Program Manager/ E1 Staff/Business Development Manager Service Providers/ Distributors/Retailers/Builders Participants Program Manager in Other Jurisdictions Residential Appliance Reti...
AI summary Table 3 outlines the number of interviews conducted in 2025 for various program components, including Residential, Business Energy Rebates, and Demand Response. The data indicates the involvement of program managers, service providers, participants, and managers from other jurisdictions.
3 Other Activity E1 launched the Heat Pump Water Heater pilot program in 2024. The program component is intended to transform the water heater market in Nova Scotia. The 2025 evaluation included a Heat Pump Water Heater program market tran...
AI summary E1 launched a Heat Pump Water Heater pilot program in 2024 to transform Nova Scotia's water heater market. A 2025 evaluation included a baseline study to establish market progress indicators for assessing the program's impact on market transformation.
Existing Residential In 2025, the net electrical energy savings for Existing Residential reached 35.274 GWh at the generator, while the net peak demand savings amounted to 9.584 MW at the generator. Existing Residential is comprised of Aff...
AI summary In 2025, Existing Residential programs achieved 35.274 GWh net electrical energy savings and 9.584 MW peak demand savings. The programs include Affordable Multifamily Housing, Affordable Single-family Homes, Efficient Product Installation, Green Heat, Home Energy Assessment, Mi'kmaw Home Energy Efficiency Project, and Residential Behaviour.
Green Heat - › In 2025, Green Heat achieved 0.749 GWh in net electrical energy savings and 1.191 MW in net peak demand savings at the generator, thus falling 79% short of planned net electrical energy savings of 3.571 GWh and 56% short of...
AI summary Green Heat underperformed in 2025, achieving only 79% of planned electrical energy savings and 56% of peak demand savings. Participation declined by 33% due to shifts to other programs like HEA and the CGH Grant, with rebates linked to reduced savings deterring new participants. Evaluations by E1 aligned with the Evaluator's findings.
Table 8: 2025 Evaluated Net Lifetime Electrical Energy Savings at the Generator DSM Program Program Component Annual Net Electrical Energy Savings (GWh) Lifetime Net Electrical En ergy Savings (GWh) Weighted Average EUL (years) Share of An...
AI summary Table 8 presents the 2025 evaluated net lifetime electrical energy savings at the generator for various DSM programs, including appliance retirement, efficient product rebates, and home energy assessments. The table highlights the contribution of residential and BNI programs to annual and lifetime energy savings, with the residential subtotal contributing 36% of annual and 45% of lifetime savings, and BNI programs contributing 64% of annual and 55% of lifetime savings.
Components Bibliographic References Southern California Edison, Pool Pump Demand Response Potential, June 2008, p. 19. Northeast Energy Efficiency Partnership (NEEP), Mid-Atlantic Technical Reference Manual Version 10, May 2020, p. 195. Hy...
AI summary The document lists bibliographic references from various studies and reports on energy efficiency, demand response, and load forecasting, including works by Southern California Edison, Hydro-Québec, and Nova Scotia Power. These sources cover topics like heat pump systems, technical reference manuals, and energy use analysis.
EfficiencyOne
AI summary The document introduces EfficiencyOne (E1) within the context of Nova Scotia's regulatory proceedings, focusing on energy efficiency programs and related acronyms. It highlights topics such as demand-side management, appliance retirement, and heat pump initiatives, while referencing Efficiency Nova Scotia and Nova Scotia Power.
Green Heat Findings and Recommendations This subsection presents the key findings from the Green Heat evaluation. The Evaluator has no specific recommendation for Green Heat. 2025 Green Heat - Finding: In 2025, Green Heat achieved 0.749 GW...
AI summary The 2025 Green Heat program underperformed, achieving only 79% of planned energy savings and 56% of peak demand savings. Participation dropped 33% year-over-year, driven by shifts to the Canada Green Homes Grant and reduced rebates. Savings tracked by E1 matched evaluator findings.
Desk Reviews The Evaluator reviewed the documentation of five prescriptive heat pump projects. The desk reviews were aimed at validating whether the EFLH value derived from the 2024 Green Heat billing analysis was properly applied to mini-...
AI summary The Evaluator reviewed five prescriptive heat pump projects to validate if the EFLH value from the 2024 Green Heat billing analysis was correctly applied to mini-split heat pump savings, with results detailed in Subsection 3.2.
5.1 ASFH Description ASFH provides energy efficient retrofits and heat pump installations to income-qualified Nova Scotian owners of both electrically heated and non-electrically heated homes at no cost to participants. The program compone...
AI summary ASFH (Affordable Single-family Homes) offers no-cost energy retrofits and heat pump installations to income-qualified Nova Scotian homeowners. The program, marketed as HomeWarming, includes insulation, draft-proofing, and moisture management. E1 (EfficiencyOne) now manages the program, introducing a heat pump-only stream for past participants starting in 2023.
Table 11: Implementation Status of Past Recommendations for ASFH # Past Recommendations Status Comments 2024-ASFH-R5 Ensure that DAs/contractors provide a leave-behind so that participants know whom to contact in case of questions or diffi...
AI summary This entry discusses the implementation of a recommendation to ensure that delivery agents and contractors provide leave-behind materials to ASFH participants regarding heat pump operation and contact information. E1 has completed this by providing information sheets and stickers with contact details, and plans to continue improving educational materials.
13 Green Heat Overview This section presents Green Heat, follows up on previous evaluation recommendations, and presents an overview of participation history.
AI summary The Green Heat initiative is outlined, with a focus on implementing previous evaluation recommendations and reviewing participation history to inform future strategies.
Table 31: 2025 Green Heat Incentives Measure Incentive Heat Pumps Ductless Mini-split Heat Pumps $200/refrigeration tonne Centrally Ducted Air-source Heat Pumps $400/refrigeration tonne Air-to-water Heat Pumps $400/refrigeration tonne Grou...
AI summary Table 31 outlines the 2025 Green Heat Incentives, providing financial incentives for various heating measures such as heat pumps, biomass systems, and demand reduction technologies. Certain measures were discontinued as of May 1, 2025, though installations completed within 180 days of the cutoff remained eligible for rebates.
13.2 Follow-up on Past Evaluation Report Recommendations The Evaluator evaluated Green Heat in previous years and issued improvement recommendations. [Table](#page-27-0) 32 below provides a summary of the implementation status of past reco...
AI summary The Evaluator previously assessed Green Heat and provided improvement recommendations. Table 32 summarizes the implementation status of past recommendations that were carried forward.
Table 32: Implementation Status of Past Recommendations for Green Heat # Past Recommendations Status Comments 2024-GH-R1 In light of their very low savings and considering their low uptake, consider removing wood fireplace inserts and pell...
AI summary This table outlines the implementation status of past recommendations for the Green Heat program. It shows that wood and pellet fireplace inserts were removed from the program effective May 1, 2025. Marketing materials are distributed to contractors and participants. A recommendation to increase incentives for low- and moderate-income households was deferred due to reduced energy savings estimates.
In 2025, the number of Green Heat measures installed decreased by 33% compared to 2024 levels primarily due to a 30% drop in the number of installed MSHPs and a 56% drop in the number of installed demand reduction measures, as illustrated...
AI summary Green Heat participation declined by 33% in 2025 compared to 2024, mainly due to a 30% drop in mini-split heat pumps and a 56% drop in demand reduction measures. This decline is attributed to the Canada Greener Homes Grant (CGH Grant), which caused some participants to opt for federal incentives instead of Green Heat. Despite the CGH Grant closing in February 2024, Green Heat participation did not increase as expected.
Table 33: 2025 Green Heat Evaluation Approach Evaluation Objectives Research Questions Methodology Calculate gross results › Are the data in the tracking sheet complete, accurate, and consistent? › What are the evaluated first-year and lif...
AI summary This section outlines the evaluation approach for the 2025 Green Heat program, focusing on calculating both gross and net results through tracking sheet audits and calculations using evaluation results, including GHG emission reductions.
15 Green Heat Impact Evaluation The objectives of the 2025 Green Heat impact evaluation were to determine gross and net electrical energy and peak demand savings, annually avoided GHG emissions, as well as effective useful life (EUL) value...
AI summary The 2025 Green Heat Impact Evaluation aims to assess electrical energy and peak demand savings, avoided GHG emissions, and effective useful life (EUL) values to quantify lifetime energy savings from green heat initiatives.
Figure 17: 2025 Green Heat Tracked and Evaluated Gross Electrical Energy Savings – at the Generator (GWh) [Figure](#page-34-1) 18 below compares tracked gross peak demand savings to evaluated gross peak demand savings at the generator. A s...
AI summary The text discusses the comparison of tracked and evaluated gross electrical energy savings and peak demand savings from the Green Heat program in 2025, as well as the calculation of GHG emission reductions using a Nova Scotia-specific factor applied to the program's energy savings.
Table 35: Evaluated 2025 Green Heat GHG Gross Emission Reductions Total Gross Electrical Energy Savings – at the Generator (GWh) 1.414 Nova Scotia-specific GHG Emissions Factor for Electricity Production (tonnes of CO2 eq/GWh) 469.3 Gross...
AI summary Table 35 presents the evaluated 2025 Green Heat GHG gross emission reductions, showing gross electrical energy savings, the Nova Scotia-specific GHG emissions factor for electricity production, and the resulting gross annual GHG emission reductions in tonnes of CO2 eq.
Table 37: 2025 Green Heat NTGRs Measure Free-ridership NTGR MSHPs 48% 0.52 Biomass and Solar Measures 47% 0.53 Demand Reduction Measures 9% 0.91 CASHPs and AWHPs 33% 0.67 15.5.3 Evaluated Net Savings
AI summary Table 37 presents 2025 Green Heat NTGRs for various measures, including MSHPs, Biomass and Solar Measures, Demand Reduction Measures, and CASHPs and AWHPs. The table includes free-ridership percentages and NTGR values. Section 15.5.3 discusses evaluated net savings related to these measures.
Net savings are defined as the energy use reductions specifically attributable to Green Heat. Net savings were estimated by applying the NTGRs listed above to the evaluated gross savings using the following equation. Net Savings = Gross Sa...
AI summary The document defines net savings as energy use reductions attributable to Green Heat, calculated using NTGRs applied to gross savings. The net electrical energy savings resulted in 352 tonnes of CO2 eq in annual GHG emission reductions.
Table 39: Comparison of 2025 Green Heat Tracked and Evaluated Savings at the Generator Gross Savings Net Savings Realization Value Unit NTGR Value Unit Rate Electrical Energy Savings Tracked Savings by E1 1.414 GWh 0.53 0.749 GWh Evaluatio...
AI summary Table 39 compares tracked and evaluated savings from the 2025 Green Heat program, showing gross and net energy and peak demand savings, along with realization rates. The table includes data from EfficiencyOne (E1) and evaluation results, with NTGR values provided as a ratio of net to gross savings.
Net savings are defined as the energy use reductions specifically attributable to HEA. Net savings were calculated by applying the NTGR value, adding unconverted D assessment spillover savings, and subtracting Green Heat and EPI savings, a...
AI summary Net savings are calculated using the NTGR value and adjustments for spillover and deduction factors, resulting in 6,486 tonnes of CO2 eq in annual GHG emission reductions from energy use reductions attributable to HEA.
Table 55: 2025 MHEEP Adjustment Ratios Scenario Evaluated AR AR A participant who registered with a heat pump 1.24 No change A participant who registered without a heat pump and who did not have one installed 0.58 No change A participant w...
AI summary Table 55 outlines the 2025 MHEEP Adjustment Ratios for different participant scenarios. Participants with heat pumps have higher adjustment ratios compared to those without. The program allows for both electrical and non-electrical savings, with electrical savings calculated based on the proportion of space heating covered by electrical systems.
23.2.2 Peak Demand Savings Peak demand savings correspond to the demand savings that coincide in time with the peak demand period of the electricity system. The projected electricity peak demand period in Nova Scotia is between 5 p.m. and...
AI summary Peak demand savings in Nova Scotia are calculated during winter evenings (5-7 p.m., Dec-Feb). MHEEP uses a 0.283 MW/GWh ratio for space heating, validated by Navigant's 2016-2018 DSM Plan. Heat pumps are treated separately since 2021, with unitary savings based on capacity factors. Programmable thermostats use unitary values from the 2025 DSM MA, with no 2025 revisions.
First-year Savings Deductions As outlined in [Table](#page-84-0) 64 below, between January and April 2025, there was statistically significant differences in participation levels between the treatment and control groups in Green Heat for m...
AI summary The text discusses statistically significant differences in participation levels between treatment and control groups in the Green Heat program for medium users in wave 2, between January and April 2025.
Green Heat Appendix VIII Green Heat: Tracking Sheet Audit Appendix IX Green Heat: 2025 Recommendations
AI summary The document outlines the 'Green Heat' initiative, focusing on an audit tracking sheet and 2025 recommendations. It highlights efforts related to energy efficiency, heat pump adoption, and affordability programs in Nova Scotia, though specific details of the audit or recommendations are not provided in the excerpt.
APPENDIX IX Green Heat 2025 Recommendations The Evaluator made no specific recommendation as part of the 2025 evaluation of Green Heat.
AI summary The Evaluator did not provide specific recommendations in the 2025 evaluation of Green Heat, indicating no actionable proposals were made as part of the assessment process.
Table 1: BER-AR Participant Survey Free-ridership Algorithm (Heat Pumps) INTENTION 1 – Heat Pump
AI summary The text presents a table titled 'BER-AR Participant Survey Free-ridership Algorithm (Heat Pumps)' which appears to be related to the analysis of free-ridership in the context of heat pump programs under the Business Energy Rebates and Efficiency Nova Scotia initiatives.
Interactive Effects on Heat Pump Heating Since the interactive effects factors for electrical heating are based on a heating system efficiency of 100%, some adjustments are necessary for homes that use a heat pump as a primary heating syst...
AI summary The interactive effects factor for heat pump heating adjusts for efficiencies exceeding 100% by dividing the -58.0% factor by the COP (1.8) of a standard mini-split heat pump, resulting in a -32.2% factor. This adjustment reflects the superior efficiency of heat pumps compared to conventional electrical heating systems.
Interactive Effects on Heat Pump Cooling As for cases where cooling is provided by a heat pump, the Evaluator adjusted the cooling interactive effects by dividing the 22% value by the efficiency ratio of mini-split heat pumps and AC units...
AI summary The Evaluator adjusted cooling interactive effects for heat pumps by dividing a 22% value by the efficiency ratio of mini-split heat pumps and AC units (COP 3.5/2.5) and multiplying by the conditioned home area ratio (100%/40%), resulting in a 6.4% interactive effects factor for cooling.
Single-family Homes Based on site visit results from the 2015 evaluation[32](#page-9-0) and accounting for the proportion of DHW insulation measures installed in conditioned spaces, the average number of months during which heating interac...
AI summary The text analyzes heating interactive effects in single-family homes, noting an average of 3.8 months of impact. It assumes DHW insulation measures in non-air-conditioned spaces have negligible cooling effects and accounts for 10% heat loss. Adjustments for heat pump efficiency (COP of 1.8) are applied to interactive effects factors based on Federal Energy Efficiency Regulations.
Apartments Based on the assumption that DHW insulation measures are installed in conditioned spaces, a heating period of eight months was used as the average number of months during which heating interactive effects occur in an apartment....
AI summary The analysis assumes DHW insulation in apartments is installed in conditioned spaces, using an 8-month heating period and 2-month cooling period. COP values of 3.5 (heat pumps) and 2.9 (air conditioning) were applied to adjust interactive effects, aligning with Subsection 2.1.1 assumptions.
(3) Heat Pump Water Heaters
AI summary The section focuses on Heat Pump Water Heaters (HPWH), discussing their role in energy efficiency and regulatory considerations within Nova Scotia's context. Key themes include technological adoption, program implementation, and policy implications for residential and commercial applications.
Summary [Table](#page-15-1) 31 below presents a summary of the values used to calculate heat pump water heater (HPWH) savings. Savings are included for a market transformation HPWH program, in addition to other resource acquisition program...
AI summary Table 31 summarizes the values used to calculate heat pump water heater (HPWH) savings, including savings from a market transformation HPWH program and other resource acquisition program components. The detailed methodology is outlined in the text.
Table 50: Peak Demand-to-energy Ratios for Space Heating Measures Measure Peak Demand to-energy Ratio (W/kWh) Reference Mini-split Heat Pumps (MSHPs) - - Central Air-source Heat Pumps Ground-source Heat Pumps Wood and Pellet Stoves/Firepla...
AI summary Table 50 presents peak demand-to-energy ratios for various space heating measures, including heat pumps, wood and pellet stoves, solar air heating, and air sealing products. These ratios are used to assess the energy efficiency of different heating solutions, with some values derived from assumptions and literature reviews.
(1) Mini-split Heat Pumps
AI summary The section titled '(1) Mini-split Heat Pumps' introduces a discussion on mini-split heat pump technologies, likely within the context of energy efficiency programs or regulatory considerations in Nova Scotia.
Summary [Table](#page-33-2) 51 presents a summary of the values used to calculate mini-split heat pump (MSHP) savings. The detailed methodology follows.
AI summary Table 51 summarizes the values used to calculate mini-split heat pump (MSHP) savings, with the detailed methodology provided in the following text.
Table 51: Mini-split Heat Pump Measure Summary Parameter Green Heat ASFH HEA MHEEP Reference Measure Description and Identification Measure Mini-split heat pumps for high-efficiency space heating with direct installation (ASFH, HEA, MHEEP)...
AI summary Table 51 summarizes the parameters for the mini-split heat pump measure, including installation rates, energy savings, and peak demand savings. The table outlines details for different programs such as Green Heat, ASFH, HEA, and MHEEP.
Table 53: Adjustment Ratios for HEA and MHEEP Modelled Savings Scenario Adjustment Ratio A participant who registered with a heat pump 1.24 A participant who registered without a heat pump and who did not install one 0.58 A participant who...
AI summary Table 53 outlines adjustment ratios for HEA and MHEEP modelled savings based on participant scenarios involving heat pump registration and installation. The ratios vary significantly depending on whether a heat pump was registered or installed.
Table 54: Unitary Peak Demand Savings Values for Mini-split Heat Pumps Variable Symbol Value Reference Rated heating capacity of the new heat pump at outdoor air temperature of -15°C [kBtu/h] 𝐻𝐶𝑚𝑖𝑛 Specification data for each installed sys...
AI summary Table 54 provides unitary peak demand savings values for mini-split heat pumps, including variables like rated heating capacity, coefficient of performance, and conversion factors. The table notes that for some models, peak demand savings may be nil if the specification sheets indicate a cut-off temperature above -15°C.
(2) Central Air-source Heat Pumps
AI summary The document section introduces Central Air-source Heat Pumps (CASHP) and lists numerous acronyms relevant to Nova Scotia's energy and regulatory context, including programs, initiatives, and technical terms.
Table 56: Unitary Peak Demand Savings Values for Central Air-source Heat Pumps Variable Symbol Green Heat Reference Rated heating capacity of the new heat pump at outdoor air temperature of -15°C [Btu/h] 𝐻𝐶𝑚𝑖𝑛 26,261 Average specification...
AI summary Table 56 presents unitary peak demand savings values for central air-source heat pumps, including parameters such as heating capacity, coefficient of performance, and calculated peak demand savings. The data is derived from average specifications of multiple models from the 2022 Green Heat tracking sheet.
(3) Ground-source Heat Pumps
AI summary The section introduces ground-source heat pumps as a topic within a Nova Scotia regulatory proceeding, likely discussing their role in energy efficiency programs and related policy considerations.
The electrical unitary energy savings for GSHPs in Green Heat are calculated using the variables defined and listed in the equation and [Table](#page-39-0) 58 below. $$\begin{split} \textit{Energy Savings}_{kWh} &= \textit{Heating Savings}...
AI summary The document outlines the calculation of electrical unitary energy savings for Ground-Source Heat Pumps (GSHPs) in the Green Heat program, using variables such as Heating Capacity (HC), Heating Seasonal Performance Factor 2 (HSPF2), Coefficient of Performance (COP), and Equivalent Full Load Hours (FLH). The formula accounts for both heating and cooling savings or penalties.
Unitary Peak Demand Savings The unitary peak demand savings for GSHPs installed under Green Heat are established using the equation below. All variables from this equation are defined in [Table](#page-39-0) 58 above. Since standard MSHPs a...
AI summary The text outlines a formula for calculating unitary peak demand savings for Ground-Source Heat Pumps (GSHPs) under the Green Heat program. It notes that standard MSHPs and CASHPs use electric resistance backup during peak periods, setting their baseline value to 1. The formula incorporates variables like heat capacity (HC), coefficient of performance (COP), and demand response factor (DRF), defined in a referenced table.
Installation Rates Installation rates for GSHPs are estimated at 100% due to their relatively high cost.
AI summary Installation rates for Ground-Source Heat Pumps (GSHPs) are estimated at 100% due to their relatively high cost, which influences adoption and deployment strategies in the regulatory proceeding.
For Green Heat, unitary peak demand savings are based on program design data.[76](#page-45-0) It is assumed that during the peak demand period, existing ASHPs operate exclusively on the electric resistance backup in the air handler. Thus,...
AI summary The document discusses how unitary peak demand savings for Green Heat are calculated, assuming existing air-source heat pumps (ASHPs) use electric resistance backup during peak periods. This assumption leads to identical peak demand savings for wood and pellet boiler measures with an ASHP baseline compared to an electric resistance baseline.
The electrical unitary energy savings values are based on the results of an evaluation of a residential weatherization program conducted in Connecticut by KEMA in 2010.[77](#page-48-0) Based on post-retrofit blower door tests on sampled ho...
AI summary The document discusses the calculation of electrical unitary energy savings values from a residential weatherization program evaluated in Connecticut by KEMA in 2010. The savings values are derived from post-retrofit blower door tests and adjusted using the COP of a standard mini-split heat pump.
(4) Air-source Heat Pumps Less Than 65,000 Btu/h (excluding air-to-water)
AI summary This section heading addresses air-source heat pumps with a capacity below 65,000 Btu/h, explicitly excluding air-to-water models. It sets the scope for regulatory considerations related to these specific heating systems in Nova Scotia.
The electrical unitary energy savings for ASHPs of less than 65,000 Btu/h (excluding air-to-water) are calculated using the variables defined and listed in the equation[217](#page-162-0) and [Table](#page-162-1) 194 below. $$\Delta kWh = \...
AI summary The document provides a formula for calculating electrical unitary energy savings for air-source heat pumps (ASHPs) with a capacity of less than 65,000 Btu/h (excluding air-to-water). The formula uses variables such as heating capacity (HC), cooling capacity (CC), and factors related to heating and cooling seasonal energy efficiency ratios (HSPF2 and SEER2).
6.4.1 Interactive Effects Interactive effects are assumed to be nil for all water heating measures except for hot water insulation measures and heat pump water heaters.
AI summary The analysis assumes no interactive effects for water heating measures, except for hot water insulation and heat pump water heaters, which may have interacting impacts.
Heat Pump Water Heaters For heat pump water heaters, interactive effects are included in the calculation of energy and peak demand savings.
AI summary The analysis of heat pump water heaters (HPWHs) includes interactive effects in calculating energy and peak demand savings, highlighting their role in efficiency and demand management.
(6) Heat Pump Water Heaters
AI summary The section titled '(6) Heat Pump Water Heaters' introduces a discussion on the role of heat pump water heaters (HPWH) in energy efficiency initiatives, potentially linking to programs like the Canada Greener Homes Grant (CGH Grant) and regulatory considerations for their adoption in Nova Scotia.
(2) Commercial Heat Pump Clothes Dryers
AI summary The document section titled '(2) Commercial Heat Pump Clothes Dryers' appears to be a heading or section label, but no substantive content or analysis is provided in the text chunk. Further details about commercial heat pump dryer regulations, programs, or discussions are not included.
E-12E1 (NSEB) RIRs 1-66 - Redacted
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- Please refer to part (b) (ii) of this IR response. - (c) 5 - 6 i) - For the "HW Heat Pump Cleanings" measure under the "Affordable Single-8 Family Homes" program: - 9 a) The heat pump cleaning measure characterization details were largel...
AI summary The document discusses the 'HW Heat Pump Cleanings' measure under the Affordable Single-Family Homes program, referencing the Wisconsin Focus on Energy 2024 Technical Reference Manual and citing NS Power IR-14. It notes that E1 conducted a procurement for heat pump installation and maintenance services in 2025, with cleaning costs ranging from $280 to $650 per visit, and E1 assumed a higher average cost for the measure.
4.1.1 MEASURE IDENTIFIERS & DEFINING CHARACTERISTICS Measure ID (Incremental Cost) AMFH__HVAC_HP_001__0 Replacement Type RET DI Flag 0 Measure ID (Plan) AMFH__HVAC_HP_001__0 Common Measure Name Air-Source Heat Pump - ducted and non- ducted...
AI summary This section outlines a measure ID for an air-source heat pump installation in affordable multifamily housing under the existing residential program. The measure is categorized under the Affordable Multi-Family Housing program component and is based on a per-project unit basis.
4.6.6.1 Energy Savings (kWh) - Value: 265 - Source: This is the deemed unitary energy savings value for the Smart Thermostat for Electrical Heating - Systems Measure in the 2025 Measure Assessment. - Details: Some models of smart thermosta...
AI summary The document discusses the energy savings calculation for smart thermostats used in electrical heating systems, using a formula and referencing studies on Nest thermostats for central heating systems. The savings percentage is based on 12% for central air-source heat pumps, which are considered similar to electric baseboards and MSHPs.
- with mini-split heat pumps. Measure Peak Demand-to- energy Ratio (W/kWh) Reference Mini-split Heat Pumps (MSHPs) - - Central Air-source Heat Pumps Ground-source Heat Pumps Wood and Pellet Stoves/Fireplace Inserts Wood and Pellet Furnaces...
AI summary The text discusses the peak demand-to-energy ratio for various heating and cooling measures, with a focus on mini-split heat pumps (MSHPs). It includes a table listing different technologies and their corresponding ratios, along with references and assumptions used in the analysis.
4.10 HW_BE_EI HW BUILDING ENVELOPE - E1 INSTALLED ASFH provides energy efficient retrofits and heat pump installations to income-qualified Nova Scotian owners of both electrically heated and non-electrically heated homes at no cost to part...
AI summary The HomeWarming (HW) and Affordable Solutions for Home Efficiency (ASFH) programs provide energy efficiency retrofits and heat pump installations to income-qualified Nova Scotian homeowners. HW focuses on building envelope measures and is delivered by E1 since 2023, while ASFH targets homes primarily heated with electricity. Participants may also access the Efficient Product Installation (EPI) and Oil to Heat Pump Affordability (OHPA) programs.
- ASFH provides energy efficient retrofits and heat pump installations to income-qualified Nova Scotian - owners of both electrically heated and non-electrically heated homes at no cost to participants. The - program component is marketed...
AI summary The HomeWarming and ASFH programs provide energy efficiency retrofits and heat pump installations to income-qualified Nova Scotians. These programs are delivered by E1 and supported by delivery agents and heat pump contractors. Participants may also access the EPI and OHPA programs for additional support.
13 4.11.1 MEASURE IDENTIFIERS & DEFINING CHARACTERISTICS Measure ID (Plan) HW_HP_EI Measure ID (Incremental Cost) HW_HP_EI Common Measure Name HW Heat Pump - E1 Installed Sector Residential Program Name Existing Residential Program Compone...
AI summary This section outlines a measure related to the installation of heat pumps in existing residential homes under the Affordable Single-Family Homes program component, with details on measure identifiers, sector, program name, and replacement type.
4.11.6.2 Coincident Peak Demand Savings (kW) Value: 1.450 - Source: This value was derived in part from 2024 evaluated non-modelled heat pumps in the
AI summary The value of 1.450 for Coincident Peak Demand Savings (kW) was derived in part from 2024 evaluated non-modelled heat pumps in the context of energy efficiency programs.
1 4.12.1 MEASURE IDENTIFIERS & DEFINING CHARACTERISTICS Measure ID (Plan) IS_HVAC_HP Measure ID (Incremental Cost) HEA_HVAC_HP Common Measure Name Mini-Split Heat Pump Sector Residential Program Name Residential Efficient Product Rebate Pr...
AI summary This section outlines the measure identifiers and defining characteristics for the Mini-Split Heat Pump under the Residential Efficient Product Rebate program, including its sector, program component, and replacement type. It also provides the measure life of 18 years.
- and the measure continue to be delivered. - 4.12.6.2 Coincident Peak Demand Savings (kW) - Value: 1.450 - 1 Source: This value was derived in part from 2024 evaluated non-modelled heat pumps in the
AI summary The text provides a value of 1.450 for Coincident Peak Demand Savings (kW), derived in part from 2024 evaluated non-modelled heat pumps.
3.1.3 Subject Area 3: Energy Efficiency The R&D team sees an opportunity for research initiatives that seek to address barriers to energy efficiency to complement existing programming. Several energy efficiency related projects have been i...
AI summary The R&D team identifies opportunities for research initiatives to address barriers to energy efficiency, building on past pilot projects. In 2025, a backup research project will focus on improving the reliability of heat pumps when powered by backup generators, supported by training workshops and the establishment of an Air to Water Heat Pump working group.
Innovation Objective Subject Areas Innovation Projects l 20 25 l 202 26 ١ 20 27 20 28 20 29 20: 30 Innovation Objective Subject Areus iiiiovation Projects Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 ( 24 Adopt sche...
AI summary The document outlines various innovation objectives and projects related to building code amendments, energy efficiency initiatives, and technology research. These include pilot programs for heat pump water heaters, distributed energy resources, and research into generator backup and heat pump commissioning.