Caleffi 573503A 3/4" NPT female Inlet/Outlet Dual Check Backflow Preventer 56056 The ultra-slick Black I

The ultra-slick Black I

NAVAC NTE7 Tube Expander

SureGrip design so you can do your work comfortably

Orange outer coating is flame and impact resistant

Full size with deep knurling for easy handling

Caleffi 573503A 3/4" NPT female Inlet/Outlet Dual Check Backflow Preventer 56056 The ultra-slick Black ICaleffi 573503A 3 4" NPT Female Inlet Outlet Dual Check Backflow Preventer Dual check continuous pressure backflow preventer with atmospheric vent. DZR low lead brass body. Max working pressure: 175 psi Working temp range: 32 210F Emergency backpressure temp: 250F Compliance with the following codes: IPC, IRC and UPC for use in accordance with the U. S. and Canadian plumbing codes Compliance with the following standards: ASSE 1012 2009 NSF ANSI 372