door louver

door louver

In a door, an opening with a series of slats, blades, or piercings which permit the passage of air.
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The undercut or door louver must be sized so that the differential pressure across the restroom door is not so high that it will cause whistling or keep the door ajar.
The company's product lines expand the Allegion portfolio to include a full array of premium sealing systems, such as sound control, fire and smoke protection, threshold applications, lites, door louvers, intumescent products, photo-luminescent and flood barrier for doors.
So he founded Parsons Products to make mouse-trap bases, then expanded when he found another market for the wood scrap as door louvers, and still another for dollhouse components.
Products consist of ornamental iron security products (including doors, window guards, fencing and railings), residential ventilation products, metal and fiberglass air distribution products for the HVAC industry, and a full line of door louvers and vision lite products for the architectural door market.
Zero's product lines include a range of premium sealing systems, such as sound control, fire and smoke protection, threshold applications, and lites and door louvers.
Its products consist of ornamental iron security products (including doors, window guards, fencing and railings), residential ventilation products,metal and fiberglass air distribution products for the HVAC industry, skylights, a line of professional aluminum rakes, and a full line of door louvers and vision lite products for the architectural door market.
Its products consist of ornamental iron security products (including doors, window guards, fencing and railings), residential ventilation products, metal and fiberglass air distribution products for the HVAC industry, skylights, a line of professional aluminum rakes, and a full line of door louvers and vision lite products for the architectural door market.