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There is the BFRC, the British Fenestration Rating Council. So if fenestration is to do with installing windows, you'd think defenestration is to do with removi
by jonatron 3y ago
There is the BFRC, the British Fenestration Rating Council. So if fenestration is to do with installing windows, you'd think defenestration is to do with removing windows, but it isn't.