Solar water heating grant
Up to €1,200 towards a solar thermal system, panels on the roof that heat your hot water (different from solar PV panels, which make electricity).
Last checked July 2026
What it is
Up to €1,200 toward a solar thermal system that heats your hot water, for homes built and occupied before 2021.
Who can get it
- You own a home that was built and occupied before 2021
- You are installing a solar thermal (hot water) system, not solar PV electricity panels
- You use an SEAI-registered contractor and get grant approval before the work starts
- This is solar water heating (solar thermal), which heats your hot water. It is a different grant from the Solar PV grant, which is for panels that make electricity.
- You apply to SEAI and get approval before any work begins, and a registered contractor does the install.
- A post-works BER is needed after the system goes in, the same as the other SEAI home energy grants.
How to apply
Applications go through SEAI. The official page has the full eligibility rules and the application itself.
Go to the official page →Checked against the official source on 25 July 2026. Always confirm the details on the official page before applying.
Questions people ask
How much is the solar water heating grant?
Up to €1,200 towards a solar thermal system that heats your hot water.
Is this the same as the solar panel (PV) grant?
No. This is for solar thermal, which heats water. The separate Solar PV grant is for panels that generate electricity.
Who qualifies?
Owners of homes built and occupied before 2021, using an SEAI-registered contractor and applying before the work starts.
How do I apply?
Apply to SEAI for approval before the work begins, then have an SEAI-registered contractor carry out the install. A post-works BER is required.
Related guides
Not sure if this one is you?
Describe your situation in your own words and the assistant shows every support you might qualify for, this one included. Free, no sign up, anonymous.
Check what you might qualify for →Grants change all the time.
Leave your email and I will tell you if the Solar water heating grant changes, or a new support opens that fits you. It is free and there is no spam.