NuTone Central Vacuum 330 Automatic On/Off Wall Inlet $4.88 Quantity discounts available QuantityPrice SKU: NU330W Please Select Option To View Availability Color: -+ Add to Cart Shop More From NuToneWARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.govProduct DescriptionStyrene snap-back protective cover.Tech SpecsSize: 3-1/2"W x 5-3/16"H x 1/2"D, installed.Install with NUCF329 mounting plate. Back