Not known Factual Statements About sash window draught proofing
The glass in aged windows is often the incredibly early 'plate' or 'wide' glass to 'crown' or 'cylinder'.[five] Outdated glass is recognised by its imperfections ('ream') which cause optical distortion.Draught proofing for sash windows entails sealing the gaps through which air escapes though maintaining the window’s features. This typically focu