chiller easy cheap way:
bought 40 dollar used mini-refrig, bought a 3/4 in round drill-bit thingy, drilled 2 holes in
right side, slid 20 feet of 1/2 in tubing into a hole, shaped it into a coil about 5 wraps
maybe, then ran it out of the fridge. I only use it to keep dwc water rez at 68.