Channel Balance ID

Question

29", 2820Z, maybe in the 1983 when the house was built
2 counts for one window

Bob · Accepted Answer

See the S351-29 or S390-29. The only difference between these two balances is the depth of the bottom nylon shoe, or the 'heel-to-toe' measurement, so compare both with your old hardware to see what matches best. For a stamp choose 2820.

Comparison of the S351 and S390 balance shoes.