MIFAB® SUPER-(specify size)-PL gravity plaster interceptor with liquid holding capacity of ______(indicate), limited lifetime warranty and is made in the U.S.A. out of seamless, rotationally molded High Density Polyethylene with 3/8” uniform wall thickness. Interceptor is designed for above or below ground installation (the 2000 gallon model can only be installed below ground) and includes extension pipe gasket for ADS 24N12 (pipe not included) for the adjustable lid system, solids retention baffle with elevated 3” diameter passageway, sample port access, deep seal trap covered by lid, internal air relief by-pass, base for support and floor level installation and 4” no hub inlet and outlet connections. maximum operating temperature: 150º F continuous. provide a water / gas tight seal and have a minimum of 20,000 LB. load capacity – in accordance with the loading requirements of AASHTO H20. The high density polyethylene material is PE 3135 from Dow 9.39 with a density of 0.939 g/cm3.