Plastic Equipment Pad for HVAC Systems, 18" x 38" x 3", Gray 12" Diameter actual front end outer dimensions

actual front end outer dimensions are approximately 38 5/8" width X 36 5/8" height

Crafted from heavy-duty reinforced steel

only measure the "hole" in the wall/duct

2" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

Plastic Equipment Pad for HVAC Systems, 18" x 38" x 3", Gray 12" Diameter actual front end outer dimensionsPLASTIC EQUIPMENT PAD: Perfect mounting base for HVAC outdoor units and other outdoor equipment LIGHTWEIGHT AND DURABLE CONSTRUCTION: Made of injection molded polypropylene that is light and easy to maneuver but rugged for long lasting use even in extreme weather DRILLABLE DESIGN: Easy to secure equipment to the pad and subtle top texture helps prevent equipment from shifting OPTMIZED RIB PATTERN: Generous ribbing underneath the pad spreads the load