Channel Balance Strength

Question

My 28" SERIES 385 CHANNEL BALANCE has 27 C stamped in it. Do you know the strength I need from that or do I need to weigh my sash?

Tom · Accepted Answer

Thank you for submitting your inquiry to our discussion board.

Your 27C stamp correlates with our 2730 stamp option, which supports a window weight range of 13 to 19 lbs.