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The Primex Adjust-A-Vent Ceiling Diffusers (WG Series) are durable, adjustable air supply or exhaust vents. This ceiling or wall mountable series provides whisper quiet airflow in an unobtrusive and aesthetically pleasing housing. Pair it with the diffuser sleeve (DS Series) or the EB4x90 for simple, accurate installation. *Can be used for 4, 5 or 6in ducting.

• Dual flow: whisper quiet air supply or exhaust with lock nut to fine tune air flow from 0-100%.
• Strong stainless steel grip clip provides snug fit.
• Extra thick foam gasket allows for tight seal on uneven surfaces and provides quiet air flow.
• Long-lasting durability with impact resistant, polymer resin.
• WG401 vent is compatible with PrimexVents’s squeeze elbow accessory EB4x90.
• Easy to install and remove.


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