SWISCO - The Replacement Hardware Authority

Series 390 Channel Balances

The series 390 sash support system features a channel balance also known as a block and tackle balance for a non tilt window. This popular balance has been used in aluminum windows since the 1960s by many window manufacturers. The channel's width measures 9/16" but is considered 1/2" in the trade; comes fully assembled with a 15-001 shoe and a 19-002 top attached.
Series 390 Channel Balances
Choose a balance below
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"