· 48 GALLON RV WATER TANK: Ameri-Kart waste water tanks are MADE IN USA; This leak-proof black and gray water tank is solid and liquid waste from toilets, sinks, and showers, in recreational vehicles, motor homes, trailers, campers, and tiny houses· EASY TO INSTALL BLACK TANK: The RV waste water tank includes 3" end discharge outlet; Inlet and vent locations are determined by user during install; It is easy to drill holes to set inlets and vents; High, medium, low sensor probes indicate water level· OEM QUALITY CONSTRUCTION: This sturdy Ameri-Kart RV water tank is made from weather resistant and impact-resistant plastics for durability; The RV holding tank design prevents leaks and ensures long service life; Built to IAPMO standards· SPECIFICATIONS: RV black tank dimensions - 70" x 28" x 8"; Check your RV requirements to ensure proper fit; QAI Laboratories certified; Proudly Made in the USA, manufactured by Ameri-Kart in Elkhart County, Indiana - the RV Capital of the World· IMPORTANT INFO: Do not pressurize RV waste tank; It must be vented when in use; Does not include inlet and vent fittings, hardware, mounting hardware, dump/gate valves, piping; Only dump black tank at designated dump stations or waste disposal facilities