Hi id like some help determining which series channel will work to replace these.
My channel is 21" long and 5/8 wide. I also need to purchase the channel guide that goes to the window as well.
Thanks! Josh
Help identifying 21 inch channel
Quick Learner
Apr 25, 2025 3:26 pm
5 user uploaded images
2 Replies
Emily from SWISCO
Apr 29, 2025 3:35 pm
Hi there!
Thank you for reaching out to us. Take a look at the S380-21 and S385-21 channel balances with the 2030 stamp option. The difference between them is the depth of the bottom shoe. You'll have to measure as shown below to determine the best match.
As for the top sash guide, review the specifications of the 18-008H and see if they align with what you need.
Let us know if you have any questions!
Comparison of the S378, S380 and S385 balance shoes.
Dimenisons for 18-008H
Alternate view of 18-008H
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