What Energy Rating/U-value do my windows or doors need to achieve?

2. Will the windows or doors be installed into a new-build?

2. Will the window or doors be installed into a new-build?

2. Will the window or doors be installed into a new-build?

Your windows and doors will need to achieve a U-value of 1.6 or better.

If the U-value is between 1.3 – 1.6 (higher than the new-build target of 1.2), another element such as the external walls will need to achieve a better u-value than the target stated for that element for the dwelling to achieve its minimum standard of total energy performance.

Your windows will need to achieve an energy rating of B or U-value of 1.4.

Your doors will need to achieve an energy rating of C or U-value of 1.4.

Your windows and doors will need to achieve a U-value of 1.4 or better.

If the U-value is 1.4 (higher than the new-build target of 1.3), another element such as the external walls will need to achieve a better u-value than the target stated for that element for the dwelling to achieve its minimum standard of total energy performance.

Your windows will need to achieve an energy rating of B or U-value of 1.4.

Your doors will need to achieve an energy rating of C or U-value of 1.4.

Your windows and doors will need to achieve a U-value of 1.4 or better.

If the U-value is between 1.3 - 1.4 (higher than the new-build target of 1.2), another element such as the external walls will need to achieve a better u-value than the target stated for that element for the dwelling to achieve its minimum standard of total energy performance.

Your windows and doors will need to achieve an energy rating of B or U-value of 1.4.