In both 3750 and 4000 series vans, the 3/4″ NPT Male x 3/4″ Garden Hose Adapter is a crucial component used to connect the vent hose to the freshwater tank and the fill port of the waste tank. This adapter features a 3/4 inch Male Iron Pipe (MIP) connection on one end and a 3/4 inch Male Hose Thread (MHT) connection on the other. Constructed from high-quality brass, this adapter is designed to withstand the demands of both residential and commercial use. It is lead-free and compliant with ANSI B1.20.1 and NSF 372 standards, ensuring safety and reliability. The 3/4″ NPT Male x 3/4″ Garden Hose Adapter is easy to install, with the threaded connections ensuring a tight and leak-free fit. This makes it an essential part of the van’s plumbing system, ensuring efficient and reliable water flow between the freshwater tank, waste tank, and garden hose connections.

Whale Adapter 1/2" NPT Male (Brass) - 15mm 


