Quote:
Originally Posted by nomadking
Also depends on age of building. You can use the checker and keep changing the floor space size.
It seems to kick in at around 75-80m2 for my bungalow built around 1979.
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For an end terraced built between 1959 and 1966 it seems to be 89 m2 my house is approx 6 meters x 5 meters
---------- Post added at 15:36 ---------- Previous post was at 15:29 ----------
I would imagine loft space would count as it is an area of heat loss so therefore energy efficiency so that would make in 90 m2