[SpudRider]

Originally Posted by katflap

Here's a link to a pdf giving, amongst other things, the hose size for the thermobob 3.

http://www.watt-man.com/uploads/What...ent_Thermo.pdf

It says that there is a 5/8 inch and 3/4 inch available.

1/ what's this " old money "stuff, where's the metric

2/ I've no idea what the internal diameter of our hoses are

Thanks for posting the good link, Kat.

It seems the Thermo-Bob 3 (3/4-inch hose) is probably the best fit for the RX3.