Hybrid Balances

Caldwell’s Hybrid Balances are ideal for heavier window sash applications: ULTRA-LIFT® balance is pre-tensioned so that it optimally operates the heavier window sash with manageable effort. Available with 0.670” and 0.750” diameters, for weight ranges up to 200 lbs (tandem). ULTRA-LIFT® is AAMA Class 5 verified with a weight capacity of 10-200 lbs^ for single […]

Caldwell’s Hybrid Balances are ideal for heavier window sash applications: ULTRA-LIFT® EXTREME balance is pre-tensioned so that it optimally operates the heavier window sash with manageable effort. Available with 0.670” and 0.750” diameters, for weight ranges up to 130 lbs.^ ULTRA-LIFT® EXTREME is the INDUSTRY ONLY AAMA Class 6 verified with a weight capacity of […]