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BUILDMART 36″ Linear Slot Vent Cover – White

$79.99 on Amazon.com (as of October 20, 2026, 2:11 AM EST) View details ↗

Upgrade your space with this sleek, modern 36″ linear slot diffuser—designed to blend seamlessly with contemporary interiors while maintaining efficient airflow. Crafted from commercial-grade solid aluminum, this vent cover offers a premium look for ceilings, walls, and floors in bathrooms, kitchens, offices, or commercial settings. Unlike traditional grills, this non-filter model delivers a clean, architectural aesthetic without compromising performance, with a CFM rating of 193 ft³/min and an effective velocity of 9.8 ft/s.

Perfect for remodeling projects or upgrades, this diffuser replaces outdated vents while adding a polished, minimalist touch. The 36 7/8″ x 3 1/16″ face covers the visible area, while the 35 3/8″ x 1 5/8″ neck fits snugly into standard vent holes for supply or return airflow. Available in white (or black) and paintable for customization, this patent-pending design is part of BUILDMART’s extensive collection of over 70 vent cover sizes—all in stock and ready to ship.

Airflow Capacity (CFM)193 ft³/min
Face Dimensions36 7/8″ x 3 1/16″
Neck Dimensions35 3/8″ x 1 5/8″
MaterialCommercial-grade solid aluminum
CompatibilitySupply or return vents (non-filter)
Color OptionsWhite (black also available)
Can this vent cover be used for both supply and return airflow?
Yes, this model is designed for use as either a supply or return vent cover.
Is this vent cover rated for heavy loads, like a floor vent?
No, this diffuser is decorative and not structural—it’s not recommended for supporting weight.
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