Window balance spiral identification

Handy Person from 08501
May 25, 2022 5:39 pm
I have a tilt in window sash that used the attached balance mechanism. The window is 35 tall by 34 1/5 wide and weight 20 lbs +-.
20220525_173442 20220525_173448
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Tom
Tom from SWISCO
May 31, 2022 10:39 am
SWISCO
EXPERT

Hello! This looks like a pretty typical tilt window spiral balance. That means you have either our 3/8" diameter Series 900 or 9/16" diameter Series 600. You just have to measure the diameter of the old tube and pick accordingly.

Please let me know if you had any other questions.

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