USI provides Insulation Installation to improve energy efficiency. Call today to find
a location near you and schedule your free estimate.
Hot Water Recirculating System – Installation Tips Ask the Builder …
Aug 15, 2005 … If you have a loop that projects upwards, the cool water wants to fall … Some
insulation, like the foam types, must be installed as you install … The return loop
begins with a simple tee fitting as close to a fixture as you can get.