Apco Tube Balances

Question

Windows say apco. Sash is around 18lb. Metal tube is around 34?, outer plastic is 35?. Fully extended its 68? from screw hole to pin. Outer plastic tube is 9/16? dia

Tom · Accepted Answer

If you have a tilt window with an 18 lb sash and the balance tube is 9/16" x 35" (the plastic tube only) then you can use S600-35 with a red tip. Let me know if you have any other questions!