Double glazing issue under the latest RdSAP10 EPC standards?
4th June 2026
Hello, I’ve just been just been shafted as I’ve had a couple of new EPCs done to ground floor flats, both fully D/G windows throughout. Got a worse rating within the EPC for the window rating than the previous even though they are exactly the same windows! Now rates the windows as ‘poor’. Windows are […]