Author Question: Air contaminants that can be removed by typical throwaway panel filters include: A) Pollen. B) ... (Read 127 times)

tiara099 · **on:** Jul 27, 2018

Air contaminants that can be removed by typical throwaway panel filters include:

A) Pollen. B) Talcum powder. C) Tobacco smoke. D) Bacteria.

Question 2

Gas valves for an intermittent pilot system:

A) Are the same as traditional combination gas valves.
B) Have both a pilot valve and a main valve.
C) Have a single gas outlet that switches between the pilot light and the main burners.
D) Have a pulsing LED that indicates valve activity.