sash window draught proofing Fundamentals Explained
If your windows are draughty and letting the chilly into your private home, you may not have to have to interchange them with new windows.The glass in previous windows can be the extremely early 'plate' or 'broad' glass to 'crown' or 'cylinder'.[5] Aged glass is recognised by its imperfections ('ream') which lead to optical distortion.This example