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IFGC Test Questions And Answers 100% Correct
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IFGC Test Questions And Answers 100% Correct...
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IFGC Test Questions And Answers 100% CorrectExcess Flow Valve - ANSWER A valve designed to activate when the fuel gas passing
through it exceeds a prescribed flow rate
Category II - ANSWER An appliance that operates with a non-positive vent static
pressure and with a vent gas temperature that is capable of causing excessive
condensate production in the vent is a ______ appliance.
1/3 - ANSWER Holes bored in a floor joist shall not exceed _____ their depth.
60% - ANSWER Bored holes shall not be greater than _____ of the stud depth in non-load
bearing walls where each bored stud is doubled.
Bathroom - ANSWER Gas appliances shall not be located in a _____ unless it meets one
of the approved exceptions.
Bathroom if it is 6000 BTUs or less - ANSWER One wall mounted unvented natural gas
room heater with an oxygen depletion safety system may be installed in a _____.
50 - ANSWER Indoor combustion air for gas appliances by the standard method is sized
based on _____ cubic feet per 1000 BTU/H of the appliance input rating.
6100 CU FT ANSWER How many cubic feet of space would be required to use the
standard method of combustion air for gas appliances if you had a space with a 60,000
BTU fan assisted furnace, 34,000 BTU natural draft water heater and a 28,000 BTU gas
dryer
216,320 ANSWER What would the maximum gas appliance BTU input for an open
basement measuring 26' x 52' with an 8' ceiling to be able to use the standard
, combustion air method?
100 sq in - ANSWER When combining spaces on the same story to obtain the required
combustion air for gas appliances each opening shall be sized a minimum of 1 sq in for
the total input rating of all gas appliances but not less than _____ sq in.
3" - ANSWER The minimum dimension of air openings for combustion air for gas
appliances.
4,000 BTU ANSWER When two permanent openings are employed for providing
combustion air for gas appliances and directly communicate with the outdoors, each
opening shall have a minimum free area of 1 sq in for every _____ total input rating of all
equipment in the enclosure.
3,000 BTU ANSWER All gas appliances installations are approved to use one permanent
opening commencing within 12" from the top of the enclosure. The opening shall be at
least 1 sq in for every _____ total appliance input.
0.35 - ANSWER When mechanical combustion air is provided for gas appliances, the
combustion air shall be supplied from the outdoors at a rate not less than _____ CFM per
1,000 BTU/H of total input rating of all appliances located within the space.
Make up - ANSWER Where exhaust fans are installed, _____ air shall be provided to
replace the exhausted air.
25,75 - ANSWER Where the design free area of louvers and grilles are not known, it shall
be assumed that wood louvers will have _____% free area and metal louvers will have
_____% free area.
Screened - ANSWER Combustion air ducts for gas appliances shall not be _____ where
terminating in an attic.
3/4" internal diameter - ANSWER Condensate waste and drain line size shall not be less
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