AK Industries 24"x120" Empty Fiberglass Liftstation w/ Hopper Bottom (no cover)
and it's not attached to anything to come up from the ground
Carefully cut between raised ribs on the back of seal in all 4 places
Infiltrator IM-540 500 gallon septic tank
Flomatic Valves - 3387 - Model 745 AIS 10" AK Industries 24"x120" Empty FiberglassFlomatic Valves 745 AIS 45 Seat Flo Flex, Swing Check Valve Epoxy coated Ductile Iron Body, ANSI B16. 5, class 150, AWWA C508, with Buna N coated disc, and stainless steel cover fasteners. The cover and bottom port are also drilled and tapped with NPT plug. Optional body bosses drilled and tapped with stainless steel plugs, consult factory. 745 45 Seat Flo Flex, Swing Check Valve epoxy coated Ductile Iron Body, class 150, AWWA C508, with Buna N coated