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Incentives & Rebates
Learn more about incentives and rebates that can help you cover the upfront costs of energy retrofits.
Click here to view frequently asked questions about home performance and its benefits.
Learn the Basics of Building Science
Professionals rely on the Building Science Principles (BSP) Certificate of Knowledge to prove they understand the foundations of how a house works. Now you can learn what the pros know with BPI’s Building Science Principles Reference Guide. Click here for more information.