Spring Assembly

A quick learner from Gainesville Fl says:
June 27, 2023
Spring assembly for non tilt aluminum window from 1965 building
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A quick learner from Gainesville Fl says:
June 27, 2023
Overall length is 19 inches but tube is 18 inches
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Casey from SWISCO responded:
June 28, 2023

Hello,

You can start by reviewing the 3/8" diameter S400-18 and 5/8" diameter S500-18 spiral balances to determine which matched the specifications of your assembly. I would also recommend weighing your window sash to confirm the best strength option for your replacements. Thank you! 
18" Series 400 Spiral Balance
18" Series 400 Spiral Balance
S400-18
$9.57
18" Series 500 Spiral Balance
18" Series 500 Spiral Balance
S500-18
$8.20
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How to Identify a Replacement Spiral Balance
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How to adjust a spiral balance on a non-tilt window
How to adjust a spiral balance on a non-tilt window
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