ProjectTemp Controlled Fridge: ProjectsHow to Make a Temperature Controlled RefrigeratorAlready a member? Log InWritten by Thom Cannellphoto placeholderHow to Make a Temperature Controlled RefrigeratorAlready a member? Log InYou'll Also Like Project MEMBERS ONLY Whirlpool Port Install Whirlpool ports (and other miscellaneous ports) have become more common these days. One clean way to add a weldless port to your kettle utilizes a knockout punch. Project FREE Tap Cleaning System Clean multiple beer lines in a fraction of the time. The best technique for cleaning beer lines utilizes a submersible pump to push the cleaning fluid through your taps and beer lines.