Spiral Balance, Aluminium Window - # 660 weight range 3 (10-14kg)

Narrow and fully sealed variable pitch spiral and torsion spring balance and foot system for Timber or Aluminium Double Hung windows.

Balance Number: 660

Closed dimension: 1003mm (black tube length) - requires no more than 8 tension turns

Sold singularly (ADD number required)

Used in conjunction with Adjustable or TFD foot

Foot sold separately

It is recommended that spiral balances are supported in a 15mm x 15mm rebate