Designed as an alternative to Truth’s #15 series Single Arm Operator with a 28% lower operating torque.

Profile changes will not be necessary if you are currently using the #15 series Single Arm Operator.

Sash weight should be determined to 50 lbs. to maintain ease of operation.

Shipped complete with #11454 crank handle, bracket and screws.

Used with #1475 hinge (sold seperately).