
The typical black-water drainage pipe is 3 inches in diameter grey-water pipes can be 1.5 to 3 inches. These tanks need to be drained consistently how often depends of course upon usage. The first step in bolstering your RV’s sewage system and flow is determining the size of the out-flowing pipe from the vehicle’s black-water or grey-water tanks.īlack water refers to waste draining from toilets grey water comes from showers and sinks. Beginning Steps to Hard-Pipe RV Sewage Lines Some of them have only 1.5-inch diameters, and some are 3-inch diameters. However, before purchasing, you should still double check measurements to be sure the hose meets those standards. Many connections can be added to sewer hoses with lug-type connection points.

Most RV sewer hoses also have 3-inch bayonet connections, as well as twist-and-lock type fittings. A typical RV sewer hose, which connects to the black-water tank, has 3-inch diameter tubing. Are RV Sewer Hoses Universal?Īre RV sewer hoses universal or the same size? Yes, RV sewer hose size is the same for all RV. The first step is deciding which size (or even sizes) of the tubular plastic cylinder is needed. Plastic pipework is long-lasting and versatile, with a great variety of accessories like joint-connectors at 45- or 90-degree angles, adapters and fittings, allowing RV owners to connect their vehicle or travel-trailer in any which direction. If most on-vehicle drain pipes are 3 inches wide, it means PVC piping of 4 inches in diameter is most often used, along with widely available adapters to secure the connection. It is at this point a hose is connected to drain waste to a nearby waste-dump pipe in the ground. That said, many industry experts agree that a 3-inch connection is pretty much standard for the undercarriage pipe carrying water from inside drains to the side of the vehicle. Sizing PVC piping for RV sewage systems can vary depending on the make and model of the RV or trailer, or due to modifications by a previous owner. To stabilize and protect sewer-draining hose systems, many RV owners turn to plastic pipework, and a question often arises: what’s the proper size of PVC pipe for RV sewer hose improvements? What the RV industry calls black water tanks and lines must be emptied and cleaned consistently, to ensure proper flow and operations and to avoid odors wafting into the cabin area. Recreational vehicles can be wonderfully fun and rewarding – but new owners can find the maintenance that comes with it overwhelming especially when dealing with the sewage system. Prepare Your RV for Long Stays, Harsh Weather Conditions How Many Hoses Do I Need For My Travel Trailer?.What Size PVC Pipe For RV Sewer Hose Storage.Black Water Drains Transitioning To 4 Inch PVC Pipe.Beginning Steps to Hard-Pipe RV Sewage Lines.Prepare Your RV for Long Stays, Harsh Weather Conditions.
