18 X 18 Inch Monitoring Well Manhole, Bolt Down Lid, Steel Skirt, A0721-118 related_1-inch-epdm-rubber-flange-gasket-2-pack Signal Output: 4-20mA and pulse

Signal Output: 4-20mA and pulse output

Inlet/Outlet port size: 8 inch Flange

It also checks gas-air ratio controls and automatic valves

Protection Class: IP65

18 X 18 Inch Monitoring Well Manhole, Bolt Down Lid, Steel Skirt, A0721-118 related_1-inch-epdm-rubber-flange-gasket-2-pack Signal Output: 4-20mA and pulseEMCO WHEATON MONITORING WELL MANHOLES PRM carries well vaults and monitoring wells to provide easy access to a variety of hardware and monitoring equipment. Large selection of sizes, configurations, and features available. All Monitoring Well Manholes: Incorporate cast in identification triangles in accordance with API recommendations AASHTO H20 wheel loading standards Painted ductile iron lid and rim steel or polyethylene skirt Bolt down units have