window 21550 – Robert Brooke Helps
https://www.rbahelp.com
Helpful Tips and Instructions for Commercial Door, Partition, Locker, Stair Treads, Window Parts, and Bleacher ConcernsMon, 23 Jul 2012 16:32:35 +0000en-US
hourly
1 Truth window operator stamped 21550 is the split arm operator Wi5905
https://www.rbahelp.com/window-hardware/truth-window-operator-stamped-21550-is-the-split-arm-operator-wi5905/
https://www.rbahelp.com/window-hardware/truth-window-operator-stamped-21550-is-the-split-arm-operator-wi5905/#respondMon, 23 Jul 2012 16:32:35 +0000http://www.rbahelp.com/?p=289
If you have a Truth Window Operator stamped with 21550 on the linkage arm then you have the Truth Split Arm Operator Wi5905. We have them in stock in White.
The above operator is stamped 21150 on the arm to the far right. This the Truth Split Arm Casement Operator Wi5905, the Left Hand operator is shown in the picture.