4 lb Series 145 Balance Spring

Product Code: S145-4

4 lb Series 145 Balance Spring
$3.64/each
Quantity Price
1-11 $3.64
12-49 $3.28
50-99 $2.91
100-199 $2.73
200-399 $2.40
400+ $2.22
Product Description
This is a Series 145 coil spring for non-tilt windows.
  • Individually, this coil balance can hold 4 pounds. This is added together with the other coils to support the whole weight of the sash.
  • The weight you need should be indicated as a stamp or imprint on your old spring.
  • Measures 1/2" wide x 38-1/2" long.
  • This coil balance spring is sold individually, not in sets.
  • Can work for either the left or right side of the window interchangeably.
  • Coil balances are also known as constant force window balances.
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