Backflow Preventer, Size 1", 175 psi

All Wetted Valve Components - Test Cocks, Ball Valve Shutoffs, Pipe Nipples, Body and Cover, Check Modules and Relief Valve Assembly are Made from Lead Free Stainless Steel or Plastic Construction, Bolted On, Top Entry Single Access Cover for Ease of Maintenance, Check and Relief Valve Seats are Replaceable without the Use of Special Tools, Internal Relief Valve for Right and Left Hand Installations, Investment Cast 316 Stainless Steel Assembly for Corrosion Resistance, Modular Check Construction Featuring Nonreversible Checks with Captured Springs for Simplified Servicing, True Line-Sized Construction Allows the Check Modules to Open Further Allowing Dirt and Debris to Pass More Freely Reducing Check Fouling