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Vertical Adapter for QC 3100

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MSRP: $ 50.00
Sale Price: $ 44.00
You Save $ 6.00

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Use this vertical adapter if you are going to mount it vertically on a wall.  For use with CL and ES 3100 Quiet Cool Whole house fan.

Makes sure that the dampers on the whole house fan close all the way.

For 14″ x 22″ Damper Ceiling Box