Flat Roof Insulation
In stock
This incentive is available for the improvement of insulation in most building types, except for data centers, greenhouses, grocery stores and indoor agricultural facilities.
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Required Documentation:
- Scaled Floor Plan: A detailed floor plan indicating the total roof area to be insulated.
- Roof Construction Details: A sketch or detailed drawing showing a section cut of both the existing and proposed roof insulation configurations.
- Specifications of the proposed roof insulation.
Important Consideration:
- Larger commercial and industrial customers are advised to apply through the custom section of the application process.
- Applicability: eligible for retrofit projects only.
- Baseline Efficiency: existing flat roof insulation with an R-value below R-9, or uninsulated roofs in conditioned spaces.
- Qualifying Efficiency Requirement:
- All materials must be new and comply with applicable state and local codes. Installation must adhere to the manufacturer's requirements.
- Insulation shall be "Entirely Above Deck" or in "Metal Buildings" as defined by ASH RAE 90.1 2013, installed between conditioned and unconditioned areas.
- Insulation levels qualify for a given incentive if they either start below or exceed the final R-value:
- R-9 to R-18 qualifies for R-10 to R-18 incentive.
- R-10 to R-19 qualifies for R-10 to R-18 incentive.
- R-11 to R-19 doesn't qualify for R-10 to R-18 incentive but qualifies for R-12 to R-18.
- R-10 to R-17 doesn't qualify for any incentive.
- Insulation levels qualify for a given incentive if they either start below or exceed the final R-value:
- Exclusions: See description.
- Other requirements: Roof insulation improvements must occur in spaces heated with natural gas-fired equipment during winter.