Grilles, Registers & Diffusers

Air distribution products for industrial, commercial and institutional applications.

Grilles, registers and diffusers cover supply or return openings for HVAC systems. These devices can be for aesthetic or functional (direction and control) purposes with a wide variation in type, features and mounting locations.

Grilles & Registers

Grilles and registers are for use in a wide variety of commercial, industrial and institutional installations.

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Ceiling Diffusers

Ceiling diffusers offer design flexibility for use in a variety of commercial, institutional and industrial settings.

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Linear Diffusers & Grilles

Designed to satisfy the most discerning architect's design concept without compromising engineering performance.

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Plenum Slot Diffuser

An excellent choice for VAV systems.

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VAV Diffusers

A complete line of VAV diffusers designed for both variable volume and constant volume systems.

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Displacement Ventilation

Supplies conditioned air at floor level at very low velocity, while extracting air above the occupied space at the ceiling level.

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Stainless Steel Products

Greenheck offers a comprehensive line of stainless steel air distribution products for critical environment applications.

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Fire-Rated Packages

A complete line of fire-rated air distribution products deigned for use in three hour fire rated, exposed grid, suspended ceilings.

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Engineered Polymer Products

A full line of engineered polymer air distribution products ideal for environments with non-ferrous requirements like MRI rooms, pools and water treatment plants.

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