Bronze Threaded Nipple, 3/4" Pipe, Close Length from GROCO
Bronze plumbing fittings.

1-1/8" Nylon In-Line Check Valve from GUZZLER/BOSWORTH
Noncorroding nylon.

ABS In-Line Check Valve from BECKSON MARINE INC
For 1-1/2" flexible hose.

Adapter—3/4" BSP Female to 15mm (Qty. 2) from WHALE PUMPS
Just cut the tubing to length and fully push the end into the appropriate fitting. The collet automatically secures the hose. If you ever need to alter the system, the connections can be disassembled and reused. All components are manufactured from nontoxic, food-grade materials and are designed to allow unrestricted flow. To gain the advantages of the Whale system, it is not necessary to replumb your entire boat, as unique adapters enable connection to most boat’s existing plumbing systems.

Full-Flow In-Line Ball Valve, 1" NPT from GROCO
These in-line ball valves permit unrestricted flow in all sizes. Each features a compact bronze body, chrome-plated brass ball with Teflon seats for long life, 304 stainless steel handle, bonding attachment screw and a drain plug.

Flush-Mount Water Regulator/Inlet from SHURFLO
This combination water regulator, entry screen and check valve with Shurflo’s exclusive diaphragm design provides continuous protection from pressure surges. Pressure will not exceed 50psi. For installation on bulkheads of any thickness. Made of chromed plastic. 4-3/4" x 4-3/4" x 3-3/4".