ZVac 5 Pack Central Vacuum Cleaner Inlet Install Mounting Bracket/Central Vacuum Wall Plate Backing Compatible for All Central Vacuum Systems Install Your Central Vacuum The Right Way With These Premium ZVac Central Vacuum Inlet Wall Plate Backings. This Central Vacuum System 5 Pack of Inlet Mounting Backing Plates by ZVac is Made For Built-in Central Vacuum Systems by All Brands Can Be Used For Low Voltage Only Inlets, Not Super Valves. This Central Vacuum Outlet Mounting Plate For 2" Central Vacuum Pipe. Perfect To Use For Additions or New Construction. This 5 Pack Installation Inlet Backing Plates and All ZVac Central Vacuum Fittings and Pipe Meet The ASTM 2158 Standard For Central Vacuum Cleaning Systems. Will Work For All New and Existing Central Vacuum Installations Form These Brands: Aggresor, Air King, Airstream, AirVac, allegro, Astrovac, Beam, Broan, Cana-Vac, Centralux, Cirrus, Dirt Devil, DrainVac, DuoVac, DustCare, Easy-Flo, Electrolux, Eureka, Fasco, Filtex, Frigidaire, Hayden, Honeywell, Hoover, Husky, Imperium, Kenmore (may require adapters), MD, Nadair, NuTone, PowerStar, Pullman-Holt, Riccar, Royal, Simplicity, Vacuflo, Vacumaid, Valet, Zenex & of course our very own ZVac. High Quality ZVac Central Vacuum Install Parts Replaces OEM Central Vacuum Mounting Plates by Other Manufacturers. Why Pay For Expensive OEM Backing Plates For Your Vacuum Central Vacuum Cleaning System? Save Time & Money With Premium ZVac Backing Plates That Replace These OEM Part #'s For Beam 030013, NuTone CF361, CF361F (any 382 series), 3964, Vacumaid 5568W, PF139, SF290, SF129W, 5565W, HC-1041 & 765568W. ZVac is Designed & Developed by GoVacuum of Chantilly, Virginia. Products Made of Globally Sourced Components. Generic Product. These are NOT OEM Fittings, These are ZVac Brand. Brands mentioned are Registered Marks of The Brand Owners. GoVacuum is Not Affiliated With The Brand Owner. Marks Are Mentioned for Compatibility Purposes Only.