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S371-31 31" Series 371 Channel Balance

Hello, I need help in finding the correct replacement for channel balance in non tilt type window. The channel balance measures 32 inchs long and only marking I can see looks to me as 3030. I believe my windows were made in the in 1985-1998 time period. Photos are attached.

Hello please see attached pictures and if possible reccomend what I should order to replace my broken windows.

Sash window balance

Hello...I need help finding the model number for the plastic caps that screw down on top of these window balancers...the model numbers of balancers installed were 2830 and 3030. Thank you

Dear Swisco. I am looking a replacement for a 31" long Channel Balance. It is 3/4" wide. It had a 3030 stamped on it. I will need 4. I am also for a replacement for a 33" long Channel Balance. It is 3/4" wide. It has 3230 painted in blue. I will need 4. Finally I need a replace for pict ... (cont.)

I'm selling my house and settle on 30 June; however my window balances broke and I need 4 of them really fast. I'm willing to pay for express mail. I think I need 31" Series 371 Channel Balance Product Code: S371-31, using your on-line page, but I don't know the stamp option to choose. I attache ... (cont.)

What is the significance of the stamp option for the 31" Series 371 Channel Balance and how do I figure out my sash weight range?

Good Morning, I am replacing channel balances on three, non-tilt single hung windows. The house is new to me but was built in 1982. I believe the windows are all Rollyson windows as they are etched with 'RO'. Unfortunately it appears as though some of the plastic balance shoes, balance tops, an ... (cont.)

I need four balances. Photos below. They measure 31" long X 9/16" wide. The townhome was built in 1985 by Ryland, in the kings grant section in Marlton. I don't know the window manuf. Number stamped on balance is 3030. Please let me know price and availability. Thanks, Bob