Slop Tank 20 gallon capacity, with fill opening, liquid level gauge and drain valve. Chassis GMC Chevy Isuzu Tilt Master, turbointercooled diesel 5.2 liter engine, automatic transmission, power steering, 14, 500 lbs. GVWR. (Detail specifications available upon request.) Dimensions Length, 20', Width, 96", Height, 90" (with beacon) Refueling System 800 GPM. Hydrant Coupler Coupler to mate to 4" API hydrant valve with 90 degree elbow and double swivel without pressure control. (See options for other available couplers.) FilterMonitor Horizontal design - 800 G.P.M. rated and equipped with a direct reading differential pres- sure gauge, pressure relief valve, air eliminator and a manual water drain. FM meets EIIP forth edition. Deadman and Pressure Control Inline deadman pressure control and shut-off. Provides secondary pressure control. One deadman reel assembly with 50' of hose and one deadman assembly with 7' of hose on hydraulic lift platform.