Number on spring 4075
Window coil balance for simonton replacement window
Home Owner from Providence, RI
Jun 3, 2020 2:41 pm
3 user uploaded images
2 Replies
Tom from SWISCO
Jun 8, 2020 12:13 pm
Based on this photo and your stamp, I recommend the S170-407 coil balance spring. This should be fully compatible with your existing hardware.
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