Hromee Winterize Plug to Male NPT Fittings Kit, Industrial Style Adapters to Winterize Blow Out Backflow Preventer and Pressure Vacuum Breaker (PVB) for Sprinkler Systems

Hromee Winterize Plug to Male NPT Fittings Kit, Industrial Style Adapters to Winterize Blow Out Backflow Preventer and Pressure Vacuum Breaker (PVB) for Sprinkler Systems

• Package contains: 1PCS 1/8” NPT male Plug; 1PCS 1/4” NPT male Plug; 1PCS 1/2” male to 3/8” female adapter; 1PCS 3/8” male to 1/4” female adapter
• Backflow preventers typically have either male SAE 45° Flare or female NPT connections. The fittings in this package will fit female NPT connection only. They will not fit male SAE 45° Flare connection. Please check your backflow preventer before purchasing
• Plugs are made of lead-free brass that is harder, stronger, and more durable than regular leaded brass
• All basic flow size (body size) with NPT female threads of air plugs, Max working pressure of 300 psi. Compatible with I/M type
• Adapters to winterize blow out backflow preventer and pressure vacuum breaker (PVB) for sprinkler systems