BUILDMART 12x4 white vent cover front view with modern design and clean lines
BUILDMART 12x4 vent cover side profile showing slim diffuser profile
BUILDMART 12x4 vent cover back view highlighting aluminum construction
BUILDMART closeup of aluminum durability and smooth finish
BUILDMART installed ceiling mount showing seamless integration
BUILDMART packaging box indicating stock-ready product
BUILDMART floor-use depiction showing decorative vent cover without weight support
BUILDMART linear-slot detail emphasizing contemporary aesthetics
BUILDMART vent cover demonstrating compatibility with multiple duct openings

BUILDMART

BUILDMART 12x4 White Modern AC Vent Cover | Decorative Linear Slot Diffuser

High-performance tools and home improvement made for confident daily results

$64.63

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Why customers choose TaskHolt Tools

Elevate your space with BUILDMART’s 12x4 White Modern AC Vent Cover

This decorative vent cover pairs architectural flair with practical utility. Crafted from commercial-grade aluminum, it delivers a sleek, contemporary finish for ceilings, walls, or floors. Available in white, black, and Mud-in models, it’s designed as a non-filtered, decorative option that complements modern interiors without implying structural support.

Designed to replace traditional grills with a clean, linear look, this diffuser blends form and function. It’s ideal for spaces that value minimalism, from living rooms and kitchens to offices and commercial settings, while keeping maintenance straightforward and hassle-free.

Key advantages at a glance

  • All-metal construction: 100% aluminum for durability and a polished, enduring finish.
  • Modern linear slot diffuser: long, slim lines that evoke hotel-inspired design.
  • Versatile placement: usable as supply or return vent covers on ceilings, walls, or floors.
  • Low maintenance: smooth surfaces simplify cleaning and upkeep.
  • Stock availability: over 70 standard vent cover sizes offered, with white, black, and Mud-in options.

Fit, size, and installation

Important measurement guidance: determine your size by measuring the interior duct opening (the plenum box), not the vent face. This retrofit-friendly model replaces traditional grills with hidden mounting holes for a clean look.

  • Sizes span a broad range, from compact to larger openings, designed to cover common duct openings.
  • Pre-drilled mounting holes and a concealed attachment method help preserve aesthetics during installation.

Dimensions and performance details

Notes on the technical aspects: CFM up to 180 ft³/min and a velocity of about 9.8 ft/s are listed for planning purposes. Neck opening measures 11 7/8" x 3 7/8" and face dimensions are 13 15/16" x 5 15/16"; depth is 1 3/4". These figures reflect typical configurations and should be matched to your duct opening for best results.

Usage notes

As a decorative, non-filtered vent cover, it works well with existing filtration setups. It is not designed to bear weight if used as a floor cover, so please install with care in high-traffic areas. The product line includes model variations that are paintable, allowing for additional customization to suit your space.

FAQ

Q: What sizes are available and how should I measure for a fit?

A: Measure the interior duct opening (plenum) to choose size; face size is not the deciding factor.

Q: Can this vent cover be used on ceilings, walls, and floors, and is it weight-bearing?

A: Yes for ceilings and walls as a decorative vent cover; not designed to bear weight on floors.

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