JOBSITE JARGON

C) Fluid to air heat exchanger consisting of aluminum fins and copper tubing

D) How heat is transferred between a solid surface and a fluid such as air or water

E) Extracts heat from outside air and transfers it to a stream of water in heating mode and vice versa in cooling mode

F) The efficiency at which a circulator converts electrical energy input to head output

G) The portion of a steel panel radiator that contains fluid

H) A demand for boiler operation from a load that needs to be supplied with water at a specific temperature

I) The use of a forced water stream to entrain air in a piping system and drive it out of a purging valve

J) A tee that is designed to induce a differential pressure between its run and side ports when flow is passing through its run

K) A fan-coil that is usually mounted near the ceiling with a downward directed air flow

The winner of the Visa gift card in the November/December 2022 Jobsite Jargon contest issue is Frank Escobar of Reliance Home Comfort.

By Dan Jung