In Manual J, fenestration means:
A) The material used to seal around openings.
B) A barrier against infiltration.
C) Anything that light can pass through.
D) Openings made in the building envelope for the purpose of providing ventilation.
Question 2
Why must some valves be left open between the storage tank and the compressor, and the compressor and the cooler?
A) To allow the liquid in the storage tank to flash
B) To push vapor from the cooler to the storage tank
C) To empty the condenser
D) To draw suction through the storage tank
