Product Description
North American Manufacturing 1807 Limiting Orifice Valve
An 1807 Limiting Orifice Valve is used to set air/gas ratio on a nozzle-mix burner. It has a V-port plug that can be adjusted sensitively and accurately with an Allen wrench. Turning the screw counterclockwise increases flow. A cap conceals the adjustment and discourages tampering with the setting
Tech Specs:
Max Inlet Pressure 25 psi (1.7) bar
Min Operating Temp -20° F
Max Operating Temp 225° F
3/4" NPT