Amyhill 2 Set Air Admittance Valve Wall Box, 4.5"×5.75" for in Wall Enclosure for Pipes, Connects to 1-1/1.5 Inch or 2 Inch ABS or PVC Piping, High Impact Polystyrene Construction for Plumbing Vents

Features: This air admittance valve with 4 integrated, molded in mounting brackets are positioned to provide stable anchoring points within the wall studs, facilitating a secure and correctly aligned setup for the valve mechanism. Engineered with a compact form factor measuring 4.5 x 5.75 inches, the box is designed to be fully recessed into standard wall cavities, preserving interior space and enabling a flush Specifications: Material: polystyrene Color: white Size: about 4.5 x 5.75 inches Package includes: 2 x Air admittance valve box Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.

• Package Included: you will Receive 2 air admittance valve boxes measuring 4.5 x 5.75 inches for multiple installation points, Compact design allows easy embedding into any wall without taking up extra space; Comes with 4 mounting brackets
• Dual Pipe Size Adapters: Compatible with various air intake valves with a handling capacity of 6 or 20 DF, and with 1.5-inch or 2-inch adapters, it can be adapted to meet the needs of pipe systems with different pipe diameters. Whether it is a small drainage loop in a residential kitchen or bathroom or a centralized drainage system in a commercial space, this wall box can achieve standardized installation of air intake valves
• Compact in Wall Design: theses air admittance valve box features a low profile build that fits seamlessly inside wall cavities, saving space for a clean, finished look
• Strong and Durable: this air admittance valve boxes are made of high impact polystyrene, the material has excellent structural strength and aging resistance; It can withstand temperature fluctuations and slight vibrations during long-term operation of the piping system, effectively isolating the air intake valve from moisture and dust inside the wall
• Application Scope: this air admittance valve box suitable for installing plumbing vents in kitchens, bathrooms, and laundry rooms within homes, apartments, and small commercial buildings