UPC-42-20 - 2" Summer/Winter Shut-off Plugs, for The Unico System High Velocity, White Plastic, 20/box

Seasonal changes or personal climate preferences in your home will have you controlling air conditioned cool or heated/warm air movement, in part by using summer/winter shut-off plugs.

A balancing kit may also help to control air flow preferences.

20 plugs per box; this product is not sold in individual units

Ships in 5x5x5 inch pkg; 1 lbs

This product is for 2" system