Many modern replacement windows are vinyl and run on a spring system.
Tighting vinyl windows.
The springs are located on the sides of the window in the frame.
Tighten the 8 screws once the sash has been adjusted.
At this point your upvc window should fit snugly into the frame when closed.
Too tight and you ll find them difficult or impossible to open and close.
If the spring becomes too loose and worn the window may begin to slowly close on its own after having been opened.
Then shut the window a few times to confirm that it opens and closes properly.
Rotate the sash lock at the top of the lower sash to unlock the window.
How to adjust a double hung window spring.
Step by step instructions for correcting a double hung window that is too loose or too tight in opening.
If your double hung windows are too loose they may rattle in the wind admit street noise and leak large volumes of air causing drafts and wasting your precious energy dollars.
Finding the right balance is easy.
Vinyl windows require a bit more in terms of adjustment but the job still is relatively easy.
The upper sash can lower while the lower sash raises and both sashes can tilt out of the.