A sash balance is used to counter-balance a sash in a box sash window. Sash balances eliminate the need for sash weights, sash cords, and pulleys. Over time sash balances can need replacing.
All our sash balances are sold as pairs
Our sash balances have been tested against a strict 20,000 cycle test
For window frames that are between 10lb & 29lb
Groove size 17mm
Supplied with fitting instructions