Measure new window pane at width and length of internal frame. Check internal distances at each end, then with lowest measurements, take 5mm away from width and length to allow a small gap around ...

This article was originally published with the title “Window Sash and Frame” inSA Builders Vol. 1 No. 1build(November 1885), p. 23doi:10.1038/scientificamerican11011885-23abuild ...

Sash windows work by using a system of cords and counterweights hidden within the frame. These weights balance the sashes, making them easy to lift and hold in position.

Also, inspect the exterior caulking around the outer edges of the window frame, and seal off any gaps with a good quality caulk. Remove your screens. Use this time to clean and inspect your screens.

This article was originally published with the title “Window Sash and Frame” inScientific American Magazine Vol. 53 No. 8(August 1885), p. 114doi:10.1038/scientificamerican08221885-114a ...

Sash windows work by using a system of cords and counterweights hidden within the frame. These weights balance the sashes, making them easy to lift and hold in position.