Polystyrene, Air Admittance Valve Wall Box

Can be Used with any Air Admittance Valve Requiring a Recessed Installation; Metal Grille Faceplate Allows Air Movement to the Sure-Vent While the Box Offers Protection and Access to the Sure-Vent Behind the Drywall; Box has Four Mounting Brackets to Secure it to the Studs

Air Admittance Valve Wall Box; MROSCS Leaf Class Name Valve Wall Box; Material Polystyrene; Used On Item Air Admittance Valve; Used On Model/Brand Sure Vent; Applicable Standard ISO 9001; Includes Metal Grille Faceplate