1" perimeter flange provided for easy installation
Design includes 1/2" drywall lip and rounded corners for added safety
Opening 1/4" oversized to accommodate register/grille
Dual Bead design for added strength
Black diffuser board coated with EPA registered anti-microbial protective acrylic agent along air stream side
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov
1.88 Pounds (lbs)
20.75 Inches (In)
22.75 Inches (In)
4.5 Inches (In)
Country of Origin
20" x 18"
Equipment Part List
‡Ductless Stock Up and Save offer valid thru May 31, 2019 at participating CE locations. Account must be active and in good standing condition to qualify for terms. Excludes special pricing and all accessories. Special quotes, OEM parts & job pricing excluded. Not valid on previous purchases. Offer cannot be combined with other offers or programs. Management reserves the right to modify or end this promotion at any time without notice. Orders must be placed and taken delivery by May 31, 2019.