Ceiling diffusers shall be model MAW as manufactured by Anemostat, and shall consist of a single stamped face and back pan that integrates with the ceiling type shown. The diffuser face shall consist of die formed apertures to direct the air along the ceiling in a horizontal direction, and a perforated center section sized to allow a vertical discharge of air without creating drafts within the occupied space. Welded in perforated screens will not be accepted.  Diffusers shall have a 360° fixed horizontal discharge air pattern.  Internal blank off baffles shall be supplied where 1, 2, or 3 way blow patterns are scheduled.  Factory applied gaskets shall be located between the face and back pan for a leak-proof seal.  Designs utilizing internal deflectors or controllers are not acceptable.  

Diffusers shall be constructed with a steel face and back pan, or optional aluminum or stainless steel face if scheduled.

Butterfly type volume control dampers model VD as manufactured by Anemostat shall be provided, as scheduled.

The baked-on finish shall be Anemostat Arctic white, or color as scheduled.  If custom, a sample color chip shall be provided to the diffuser manufacturer.  Where stainless steel faces are scheduled, finish shall be #4 satin polish.