Technology Innovation Opportunities for the U.S. Buildings Sector

High up-front cost for envelope upgrades Lower cost, easier to install upgrades, including automated methods for detecting and sealing air leaks Promote insulation at time of re-siding Decision support for utility, state, and federal incentives and tax credits Lack of consumer demand Quantify non-energy and grid-edge benefits to support incentivization Awareness campaign: fact sheets, webinars, etc. to promote benefits to homeowners and contractors Consumer enabling/informing tool (e.g., Home Energy Score) to raise awareness Support value of energy efficiency in real estate transactions Technical support for multifamily building performance standard development Disruptive to occupants Prefab solutions, especially for multifamily Improved bio-based spray foams HIGH IMPACT HIGH DIFFICULTY KEY IMPACTS Key Deployment Barriers Key Federal Actions Lack of demand and awareness for ductwork upgrades Awareness campaign: fact sheets, webinars, etc. to promote importance of duct losses to homeowners, contractors, and grid operators Consumer enabling/informing tool (e.g., Home Energy Score) to raise awareness Aerosol-based duct sealing is expensive Cost compression Include in weatherization and other programs to expand trained workforce and availability Ductless solutions for every room may be expensive Evaluate pros and cons of ductless heads in every room HIGH IMPACT Concentration Areas 8 KEY IMPACTS HIGH DIFFICULTY Comfort Regulates indoor temperature