Unavailable Balance, Double hung window Pella # 647 - Exchange Required

Part Number: 90900647
Price: $95.00
This item is DISCONTINUED and limited to existing inventory.
Pella double hung window balance #647.

The balance boxes are for Pella 1st generation double hung windows sold in the 50s and 60s.

The first number on the balance is the lifting weight and the second number is the cord length.