The circles on blue lines were from a leak previously which was fixed. We turned on the electric water heater connected to there, and after 5 minutes a hole blew out to the heat in the red lines (I turned up the heat since it was low – max 190*), it was about 115 at the tap. Has anyone see this type of tubing used for hot water lines? All other youtube vids and even my home electric heater uses the metal style flex tubes.
Im basically trying to figure if my electric heater unit is defective, or this is just a cluster f*