CSLB C20 Trade Tougher Questions | 100% Correct Answers

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Duct systems should be installed according to ____ Standards - ✔✔SMACNA The type of flue pipe used on gas 80% standard furnace venting systems serving gas fired systems - ✔✔Type B-Vent Whic... h type of gauge would you use for very high vacuums? - ✔✔McLeod type gauge How many BTUs are equal to one kilowatt hour - ✔✔3,414 BTU When adjusting gas fired furnaces above 2000 feet, the BTU per hour input should be reduced 4% for each _____ feet above sea level. - ✔✔4% for every 1,000 feet How are residential furnace blower motors classified - ✔✔by starting method What is the equation for determining heat loss through a material - ✔✔Q = U times A times TD What is the overfire rating on a small draft hood - [Show More]

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