Series 390 Channel Balances

Series 390 Sideload Channel Balance Sash Support System for non-tilt windows These balances are also known as block and tackle balances. The metal channel’s width is 9/16”, which is considered 1/2" in the trade. It houses a spring and pulley system to raise and lower the sash. The Series 390 comes fully assembled with a non-winged 19-002 top guide and a non-winged 15-001 bottom fitting called a shoe. The shoe measures 1-1/8” deep.

The series 390 closely resembles the Series 351 Channel Balance. The difference lies in the depth of the shoe. The Series 351 has a 15-002 shoe that measures 1” deep.
Series 390 Channel Balances
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12" 13" 14" 15" 16"
17" 18" 19" 20" 21"
22" 23" 24" 25" 26"
27" 28" 29" 30" 31"
32" 33" 34" 35" 36"
37" 38" 39" 40"
click here for lengths over 40"