How To Measure Floor Vent Covers

Order by the duct size.

How to measure floor vent covers.

Measure the size of the air duct opening. How to measure floor registers and grilles. The supply vents registers or diffusers blow air into the conditioned area with positive pressure and are responsible for distributing and mixing the air. Ensure the new register or grille covers the opening.

Ceiling or wall vent covers need to be unscrewed. How to measure for wall ceiling and floor vent covers not hinged air returns step one. Do not measure your existing cover. Measure the size of the air duct opening.

Remove screws holding the vent in place. Measure the size of the duct. The width and length of your duct opening will be the size of the register to order. Typically floor vent covers are just lifted out of the duct 2 measure the width height of the opening.

Do not measure the old register or vent. Take out the existing floor register and measure the length width of the opening in inches all registers will be listed in inches. Do not order by the size of your existing vent cover. How to measure vent covers.

Pull the vent forward and out of the opening. It is an industry standard to measure the actual hole opening in the floor to get the correct size of floor register or grille that you will need. Do not measure the old register or vent. Please measure again to make sure you measured correctly.

A vent is a generic word for a designed opening or cover that air passes in or out of. Length in inches by height in inches this is your duct opening size. Remove your existing vent cover note. Note if the register or grille you are replacing is for a wall ceiling or floor.

Lift out vent cover and measure the inside dimensions of the duct opening in your floor. Remove your existing floor wall or ceiling vent cover. Registers these typically slatted covers are found in the floor wall or ceiling and their defining feature is a lever that allows you to open or close the air vent to adjust airflow into the space. When in doubt just say vent.

Many of our vent grilles include directional. You can find floor registers in a variety of materials styles and finishes so you can incorporate them as a decorative element that also blends. Measure the duct opening in your floor wall or ceiling. The length l is always expressed first followed by the height h dimension.