Quality Ceiling & Floor Diffusers

Explore sturdy HVAC air diffusers, grilles, and registers at F.W. Webb. A toe space grille is a vent cover that removes air from an indoor space and returns it to an HVAC system for recirculation; a register is a vent cover that adjusts to direct airflow; a floor or ceiling diffuser distributes airflow in a set pattern at an optimal level. Use our helpful filters to sort the grilles and registers by size, material, deflection, actuation type, and fin spacing. Browse top-quality HVAC air diffusers, grilles, and registers from trusted makers Hart & Cooley and Rectorseal to find the right fit for an existing unit.

Frequently Asked Questions

What is the difference between HVAC air grilles and diffusers?

The difference between HVAC air grilles and diffusers is that a grille lets air move vertically without deflection, while a diffuser lets you direct the air to different angles.

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