Window & door grant guides & prices

Every SEAI window and door grant guide, cost breakdown, BER heat loss check, technical standard and county reference in one place.

Free, no obligation. One SEAI-registered contractor prices it, not five.

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SEAI window grantFixed SEAI amounts by home type (€1,500 to €4,000) and the scheme rules.
SEAI door grant€800 per external door up to two doors (€1,600 max) and U-value rules.
Window grant eligibilityHow the BER Heat Loss Indicator (HLI below 2.3) and 2011 cut-off work.
Cost after the grantSEAI median window and door costs by home type before and after the grant.
How to apply for the window grantStep-by-step guide from checking your BER to payment.
One Stop Shop or apply yourself?Upfront grant deduction vs individual Better Energy Homes application.
Window grants over 66Council Housing Aid for Older People grant up to €10,700 for essential window repairs.
SEAI grant amounts 2026Every window and door grant figure in one reference table.
Window grant for landlordsRules for rental properties, HAP/RAS tenancies and multi-unit homes.
Window grant for apartmentsThe €1,500 apartment window grant and management company permissions.
Triple glazing and U-valuesThe 1.4 W/m²K whole-window rule and north-facing triple glazing requirement.
How long the window grant takesWait times from BER check and approval to fitting and payment.
Window grants FAQDirect answers on amounts, HLI, U-values, doors and applying.
Technical & grant glossary (A–Z)Plain-English definitions of HLI, Uw, MPRN, BER advisory reports and more.
All 26 counties coveredCounty-by-county BER heat loss pass rates, glazing shares and local quotes.

Jump straight to any specification guide, our interactive calculator, the technical glossary or your county page.