Overlapping rings stepped down for efficient, draft-free diffusion. Outer ring design resists ceiling smudging. Made of white polypropylene and supplied with an adaptor. Two flow settings for easy control of air intake or output from 0 to 100% for outstanding efficiency. Can be connected to a flexible or rigid duct.Overlapping rings stepped down for efficient, draft-free diffusion. Outer ring design resists ceiling smudging. Made of white polypropylene and supplied with an adaptor. Two flow settings for easy control of air intake or output from 0 to 100% for outstanding efficiency. Can be connected to a flexible or rigid duct. See More
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Overlapping rings stepped down for efficient, draft-free diffusion. Outer ring design resists ceiling smudging. Made of white polypropylene and supplied with an adaptor. Two flow settings for easy control of air intake or output from 0 to 100% for outstanding efficiency. Can be connected to a flexible or rigid duct.