5" Circular Round Plastic HVAC Supply Grille Air Diffuser -Vent Duct Cover [Outer Dimensions: 7"]

  • Softer Aesthetic With No Sharp Edges Make it Pet-Friendly and Child-Friendly
  • Adjustable Air Flow With Reduced Noise Design
  • High Quality ABS Plastic That Will Never Rust and Easy To Wash
  • Great for Saunas

Outer Diameter:  7"

Click Here For Measuring Instructions

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In-Stock & Ready To Ship

Why Buy A Round Plastic Grille?

The round plastic supply grille is made of strong, durable ABS Plastic, and will last forever and never rest. With a long neck body to allow improved air flow dynamics, this grille has reduced noise design, with integrated spring fasteners. Easy removal for cleaning and adjustable air flow.

Don’t worry, you’re covered by our 100% money-back guarantee no questions asked. Click Add to Cart and enjoy a new updated refreshing look to your home.


Inside Diameter
Outside Diameter


TypeMaterialColor/FinishAirflow StrengthPowder CoatedInstallation LocationReturnable
Supply GrillePlastic
WhiteHighYesCeiling30 Days
TypeMaterialColor/FinishAirflow Strength
Supply GrillePlastic
Powder CoatedInstallation LocationReturnable
30 Days

How To Measure A Grille

Overall Size

Measure the size of the duct opening. Do not measure the old vent cover. If your duct opening is 14" wide by 20" tall, order a 14x20

Height vs. Width

The first number in a grille size represents the width, the second number represents the height.

Outer Dimensions

Front measurements of the vent

Inner Dimensions

Back measurements of the vent or “Nominal Dimensions”

Why HVAC Premium?

HVAC Premium Has Sold Over 5,000,000 Grilles & We Are Proud of Our Many Happy Customers!

HVAC Premium has been providing superior in quality service for many many years. Our products are second to none, and we’ve helped numerous contractors, DIY projects, and home improvement remodeling specialists complete their masterpiece. If you are looking for a top of the line unit to enhance your project look no further than HVAC Premium. We have the largest selection of Grilles Registers & Diffusers.

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