Make sure you check for gaps, leakages, and condensation. This can be a sign it’s coming unfastened or wasn’t put in correctly. I was fairly dubious about secondary glazing, but soon after many emails back and forth with Andrew, who gave us alot of prompt advice, we took the plunge https://contemporarypendantlights98765.ourcodeblog.com/26501848/how-much-you-need-to-expect-you-ll-pay-for-a-good-bespoke-secondary-glazing-in-soho