* Section 5 - Window Catches, Locks & Fittings
Yellow double hung sash spring suits sash weight 2.75 – 4.25kg. Available in 329, 479, 629mm, 779mm & 929mm length
* Section 5 - Window Catches, Locks & Fittings
White double hung sash spring suits sash weight 4.25 – 6.00kg. Available in 329mm,479mm, 629mm, 779mm & 929mm length
* Section 5 - Window Catches, Locks & Fittings
Blue double hung sash spring 6.00kg – 10.00kg Available in 629mm, 779mm & 929mm length
* Section 5 - Window Catches, Locks & Fittings
Green double hung sash spring 10.00kg – 14.00kg Available in 629mm, 779mm & 929mm length
* Section 5 - Window Catches, Locks & Fittings
Black double hung sash spring 14.00 – 17.00kg. Available in 629mm, 779mm & 929mm length