SWISCO - The Replacement Hardware Authority

balancers

A home owner from New Jersey says:
I have two balancers for Andersen Narrowline Doublehungs. The balancer number is 1231. What window size are these for? I bought them from you as spares, but neglected to label them properly.

Thank you for your assistance.
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Paul from SWISCO responded:
The 24-1231 Andersen sash balance is meant to be used for Andersen Narrowline window 3452 (40" x 62").
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