Series 900 Spiral Balance Quote
Quick Learner from Becker Minnesota
Apr 11, 2026 12:19 pm
Tilt Window system - The metal tube is 3/8" x 28 1/2" inches. Do I select 28 or 29 inch?
4 Replies
Bob from SWISCO
Apr 11, 2026 5:41 pm
Hey there. When you have a tilt window spiral balance that has a X-1/2" length, round up. So in your case, go with the S900-29.
Quick Learner from Becker Minnesota
Apr 11, 2026 6:57 pm
Thank you! Greatly appreciated.
Bob from SWISCO
Apr 12, 2026 7:41 pm
My pleasure. Let us know if you have further questions!
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