In both 3750 and 4000 series van builds, the Whale Adapter 1/2″ NPT Male (Brass) – 15mm (Part #WX1513B) is a crucial component of the plumbing system. This adapter is designed to connect 15mm tubing to a 1/2″ NPT male fitting, ensuring secure and reliable connections throughout the water system. Constructed from durable marine-grade brass, the WX1513B adapter is known for its longevity and resistance to corrosion, making it ideal for demanding environments. This adapter is strategically located in several key areas of the van’s plumbing system. It is used in the Aquor water fill system, which provides a convenient and efficient way to fill the freshwater tank. Additionally, it connects the freshwater tank line, ensuring a steady and leak-free flow of water. The adapter is also essential for the hot water heater connection, facilitating the delivery of hot water throughout the van. The Whale Adapter 1/2″ NPT Male (Brass) – 15mm is designed for easy installation and maintenance. Its push-fit design allows for quick and secure connections without the need for additional tools or adhesives. This simplifies the plumbing process and ensures a high-integrity, reliable system.




