Replace any worn personnel beads – SD Components describes a personnel bead as ‘The inner bead that sits In the internal frame in the sash box. Its principal function is to hold sashes in position’. New staff members beads appear have draught-proof strips. Rubber seals or temperature stripping are successful, https://fineartphotography02344.yomoblog.com/42560624/how-sash-window-draught-proofing-can-save-you-time-stress-and-money