THE DEFINITIVE GUIDE TO SASH WINDOW DRAUGHT PROOFING

tailor our methods to fit your specific needs, no matter if you may need draught proofing and overhaul, new sashes set up into existing window frames or minimal sash window repairs.The movement is enabled by two counterbalances, which are either built in the frame or inside the window. This kind of window is often known as a box sash, as the mechan