Replacement channel balance parts advice request

Question

Hi. Would you please help confirm the correcdt replacement channel balance parts needed for my windows, please. Photos are attached.

- Top sash channel balance

24" long - number imprinted on existing piece: 24B

- Bottom sash channel balance

26" long - number imprinted on existing piece: 26B

Thank you for your assistance.

Bill

Bob · Accepted Answer

Hey Bill. Looks like you have the S775-24 Channel Balance, stamped 24B, and the S775-26, stamped 26B. You'll need to measure the size of the wedge shoe to see if you need the 1" or 1-1/4" version. See below.

Close up view of the bottom of the Series 775 sash support balance.