I am trying to order window balances. My balance rod measures 25 1/2 inches. Do I go with a 26" or a 25" replacement? Mine is a 3/8" Tilt tube - with a white casing. They are for a double hung, double pain, tilt vinyl window.
Tom from SWISCO responded:
September 22, 2017
For a 25-1/2" spiral, you can go up to 26", which would be the S900-26.