Window brush seals are fitted as part of our sash window restoration service that includes an overhaul of the whole box sash frame to bring new life to your old windows. Draught proofed sash windows have improved functionality and energy efficiency at a fraction of the cost of replacement period...
and when I opened the window and heard the metal on metal clank of the chain rolling over the pulley, that killed it for me. I thought to myself, "I know the original cord in our windows is, well, original, so why replace it with a different material...