Your SEAI grant
€4,000
Windows, detached house
windowgrants.ie is not SEAI or a government body and does not award grants.
A fixed amount, whatever the number of windows. Add €800 for each external door you replace, up to two.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€4,800
Windows and 1 door, detached house
windowgrants.ie is not SEAI or a government body and does not award grants.
€4,000 for the windows plus €800 for the door. A second door adds another €800.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€5,600
Windows and 2 doors, detached house
windowgrants.ie is not SEAI or a government body and does not award grants.
€4,000 for the windows plus 2 × €800 for the doors. The most SEAI pays for a detached house.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,000
Windows, semi-D
windowgrants.ie is not SEAI or a government body and does not award grants.
A fixed amount, whatever the number of windows. Add €800 for each external door you replace, up to two.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,800
Windows and 1 door, semi-D
windowgrants.ie is not SEAI or a government body and does not award grants.
€3,000 for the windows plus €800 for the door. A second door adds another €800.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€4,600
Windows and 2 doors, semi-D
windowgrants.ie is not SEAI or a government body and does not award grants.
€3,000 for the windows plus 2 × €800 for the doors. The most SEAI pays for a semi-D.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,000
Windows, end of terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
A fixed amount, whatever the number of windows. Add €800 for each external door you replace, up to two.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,800
Windows and 1 door, end of terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
€3,000 for the windows plus €800 for the door. A second door adds another €800.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€4,600
Windows and 2 doors, end of terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
€3,000 for the windows plus 2 × €800 for the doors. The most SEAI pays for an end of terrace.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€1,800
Windows, mid-terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
A fixed amount, whatever the number of windows. Add €800 for each external door you replace, up to two.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€2,600
Windows and 1 door, mid-terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
€1,800 for the windows plus €800 for the door. A second door adds another €800.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,400
Windows and 2 doors, mid-terrace
windowgrants.ie is not SEAI or a government body and does not award grants.
€1,800 for the windows plus 2 × €800 for the doors. The most SEAI pays for a mid-terrace.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€1,500
Windows, apartment
windowgrants.ie is not SEAI or a government body and does not award grants.
A fixed amount, whatever the number of windows. Add €800 for each external door you replace, up to two.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€2,300
Windows and 1 door, apartment
windowgrants.ie is not SEAI or a government body and does not award grants.
€1,500 for the windows plus €800 for the door. A second door adds another €800.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€3,100
Windows and 2 doors, apartment
windowgrants.ie is not SEAI or a government body and does not award grants.
€1,500 for the windows plus 2 × €800 for the doors. The most SEAI pays for an apartment.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower), and new windows must reach a U-value of 1.4 W/m²K or better.
From seai.ie, checked 28 October 2026.
Your SEAI grant
€800 per door
Doors only, up to two
windowgrants.ie is not SEAI or a government body and does not award grants.
€1,600 for two external doors. You can claim for doors without new windows.
Your BER advisory report must show Good or Very Good heat loss (HLI 2.3 or lower).
From seai.ie, checked 28 October 2026.
SEAI windows and doors grant
Not eligible
windowgrants.ie is not SEAI or a government body and does not award grants.
SEAI's windows and doors grant is only for homes built and occupied before 2011.
You can still get a price. If you are 66 or over, your council's Housing Aid for Older People grant can cover windows and doors.