The federal Weatherization Assistance Program (WAP) provides free weatherization for income-qualified US households (typically under 200 percent of federal poverty level). Covered upgrades: attic and wall insulation, air sealing, water heater wrap, sometimes furnace tune or replacement. Average benefit value: $4,200 per home. Application is through state-level WAP offices. Waitlist times vary by state from 3 months to 2 years.
WAP eligibility criteria
Households under 200 percent of federal poverty level qualify. Auto-qualified if receiving Supplemental Security Income (SSI), TANF, or Low Income Home Energy Assistance Program (LIHEAP).
Renters can qualify with landlord approval. The landlord must agree to receive the weatherization without raising rent for 12 months post-installation.
Typical WAP upgrades
Attic insulation to R-49. Wall insulation where missing. Air sealing (caulk, weatherstrip, rim joist foam). Water heater wrap. Smart thermostat. Sometimes furnace tune-up or replacement.
Average benefit value: $4,200 per home. Lifetime savings: $250 to $400 per year reduced energy bills.
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