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Andersen 637 Narroline Sash Balance

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Our Price: $29.45

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Product Overview
Andersen 637 Narroline Sash Balancer
  • Works with Perma-Shield Narroline Double-Hung Windows manufactured from 1968 to Present.
  • Sash balancers are metal boxes that contain a nylon cord under tension.
  • The balancer number is a code for the tension and the cord length.
  • The proper balancer must be used to maintain the lower and upper sash in an open position.
  • If you replace one balancer you should replace both balancers.

Note: For instructions on how to replace balancers click on the (Size Guide & Instructions) tab above.

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