Casey from SWISCO responded:
March 17, 2011
Thin Balance:
31" Series 900, 3/8" Spiral Tilt Balance Red Tip will carry a window sash weight range of 10 through 22 pounds Green Tip will carry 14 through 26 pounds Standard Balance: 31" Series 600, 9/16" Spiral Tilt Balance Red Tip will carry a window sash weight range of 7 through 29 pounds Blue Tip will carry 12 through 31 pounds Black Tip will carry 31 through 40 pounds This information is based on 2 spiral balances per sash. Balances are designed assuming friction in the jamb weather-strip will carry a portion of the sash weight. Suggested sash weights are approximate. |