Hello, has anyone fitted their own secondary double glazing? I'm thinking of putting it in our living room, which is two rooms knocked together with victorian sash windows at each end (one of which is a bay window). The intention would be to improve draughtproofing and reduce heatloss. Soundproofing is not really a problem for us. I just had a look online at "superglaze", the second product in here:
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know anything about this or have any other comments?Cheers!
Martin