Dublin Home Energy Upgrade Grants Expanded for 2026

Insulation remains the fastest comfort upgrade

The plan includes increased grants for attic and cavity wall insulation. For many Dublin homes, insulation is the best first step because it reduces heat loss quickly and improves comfort before any heating upgrade and supports Attic Insulation Dublin and cavity wall insulation Dublin projects.

First time buyers may access a higher fixed grant for attic insulation and qualifying households under the Warmer Homes Scheme can access full funding for specific measures.

👉 Find out  which insulation grant applies to your Dublin home and what to do first.

New windows and doors support with performance rules

A new grant is being introduced for energy efficient windows and doors where the building fabric meets a minimum performance standard.

In Dublin, this often matters for older homes with draughts to improve comfort and cut noise this can be a meaningful upgrade when paired with the right insulation plan and a window replacement grant Dublin route where applicable.

👉 Book an assessment to see whether window upgrades are recommended for your property.

One Stop Shop in Dublin vs Single Measure Upgrades

If you are planning multiple measures, the SEAI One Stop Shop Dublin pathway can reduce hassle by managing survey, grant processing and installation through one coordinated plan. This can be especially useful in Dublin where sequencing matters, for example insulation first, ventilation planning, then heating upgrades. 

Explore the One Stop Shop Dublin pathway and see if it suits your Dublin home.