Prime-Line FA 2740 28 In. Window Block and Tackle Sash Balance (Single Pack), 9/16 in.
Product Description
Prime-Line FA 2740 28 In. Window Block and Tackle Sash Balance (Single Pack), 9/16 in.
- Can be used on most single or double hung windows
- Heat treated high tension steel spring
- Will offset the weight of a window between 19 and 26 pounds
- 5/8 inch aluminum channel housing
- Compare old guide ends and note their dimensions to order the new guide ends
- Must select the top and bottom guide ends that are sold separately
- Prime-Line part H 3740 riveting tool can be ordered separately for installation of guide ends
- Please refer to the line art drawing for dimensions and compare with your needs before ordering
These block and tackle channel balances are used to counter-weight the moving sash on single and double hung windows. When installed, the face measures 9/16 in. wide, the sides extend 5/8 in. into the vinyl liners, and the length is 28 in. These balances are constructed of a steel frame, a heat treated high tension steel spring, other plastic and steel components with synthetic woven round cord. A pair of these channel balances will safely support the weight of 19 to 26 lb. sash when all components are matched correctly. The top and bottom guide shoes must be purchased separately as there are many variations from manufacturer to manufacturer. Refer to the installation instructions link for this item Prime-Line’s website for proper selection of parts.








