High capacity linear supply diffusers shall be Anemostat Model (XS800-3)(XS800-7) as scheduled. Diffusers shall be perforated type, with a prism-shaped cross section, and shall include aluminum internal deflectors for effective horizontal air distribution, with a 2-way opposite discharge pattern. Diffusers shall be fabricated from steel, aluminum, or 304 stainless steel materials as indicated.

Diffusers shall be supplied in individual or multiple sections for the lengths and capacities as scheduled. Diffusers shall include a beveled outer frame for ease of cleaning, and a removable inner assembly. (Option) Provide splice plates where multiple sections are used for continuous runs.

Diffuser finish shall be Arctic White thermoset epoxy powder coat suitable for cleaning with high concentration cleaning solutions and agents. (Option for Stainless Steel) Diffuser finish shall be #4 satin polish.

(Option) Opposed blade volume control dampers Model OB-1 shall be mounted in the neck of the diffuser. Dampers shall be fabricated from same material as diffuser (steel, aluminum, 304 stainless steel).