ORIGINAL 594622 is NO LONGER AVAILABLE, 3 X 3/8 BRASS ADAPTORS WILL BE SUPPLIED AS AN ALTERNATIVE

Use liquid thread sealant or Teflon tape as required, three of these will get the heater valve up where it needs to be. A bit of electrical conduiting can be slipped over to hide the fact that you're using plumbers fittings. PRICE ADVERTISED IS FOR 3 ADAPTORS, AS SHOWN.