THE BEST SIDE OF SECONDARY GLAZING FOR NOISE REDUCTION

You will get fantastic success with only a 4mm glass, with an air gap of 150mm you could attain a 48dB seem reduction.We now have steadily been putting in secondary glazing over the past number of many years fom Clearview. Have just set up to a tricky bay window and very pleased with the end result.Glass thickness is very important, but not up to t