These parts are from Brian at dudadiesel some manual 1/2" ball valves, a 30 plate chiller and the 1/2" electric solenoid valves that will be controlled by the software.
This will be my HLT a old keg i had laying around. I cut the top off and polished it with my angle grinder. The hole seen is for the drain pickup and there is another on the side for the heating element.
Quick disconnect fittings for hoses from bargain fittings.