Spiral Balance, Timber Window – # 540 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: 540
Body length (black tube) 826mm long – requires no more than 6 tension turns
Sold singularly
Supplied with STD foot attached
It is recommended that spiral balances are supported in a 15mm x 15mm rebate
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