![Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4"](http://rumbadoll.com/cdn/shop/products/cb14b155a14d339139bc8525915fbd4f_700x700.jpg?v=1652730457)
Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4"
Item Details
Model# 331440-1
Description
Stainless Steel Butterfly Vent - Center Knob - 4"
Butterfly Vents promote air flow preventing mold, mildew, and associated odors. Features a center knob that allows for easy adjustment of the opening. Corrosion resistant 304 stainless steel construction. Installs with four #6 RH fasteners (not included).