Andersen 837 Narroline Sash Balancer

Expensive

Worked great.

Our window ropes broke and needed repaired. The sash balancer did the trick. T

Arrived as scheduled. matches original Balancers.

Perfect easy installation, Windows work great

Great chart in description to assist with choosing the correct one.

It is quite an ordeal to replace one. Im handy and I may hire someone if I need to replace another.

Exact replacement for my windows. Installed easily and works well.