Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4" [331440-1] Brand_Iris Innovations UPC: 5037707009123

UPC: 5037707009123

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Side Imaging Frequencies - Max Range (side-to-side): 455kHz: 440-500 kHz - 800ft (146m)

Features and Benefits:

letting you build the station that matches your needs

Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4" [331440-1] Brand_Iris Innovations UPC: 5037707009123Stainless 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). WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.