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BUTTERFLY VENT - SIDE KNOB

Stamped 304 Stainless Steel
Bulk Display A B Vent Area Fastener Weight Std. Pack Add to List
331445 n/a 4" 3-5/8" 2.78 in2 #6 RH .16 10 ea
331455 n/a 5" 4-3/4" 2.89 in2 #6 RH .29 10 ea

Constructed of corrosion resistant 304 stainless steel these butterfly vents promote air flow preventing mold, mildew and associated odors. Features a side knob that allows for easy adjustment of the opening. Installs with four #6 RH fasteners sold separately.