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Trade & Knowledge Roofing Newest 2025/2026 Complete 100 Questions And Correct Detailed Answers (Verified Answers) |Already Graded A+||Brand New Version!!
For tile roof systems in damp climates where good ventilation is especially important it is also recommended to install - ANSWER-A counter batten systems
The optimum temperature to apply bitumen material so it will stick properly and be waterproof is - ANSWER-Its EVT
In batten seam roofing, the recommended MAXIMUM distance between battens is - ANSWER-20
According to FBC what gauge of galvanized steel is used for metal flashing? - ANSWER-26 gauge
What class of roof assemblies are effective against severe fire test exposure? - ANSWER-A
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A bond furnished by the contractor that guarantees he will sign a
contract is a : - ANSWER-Bid bond
Which of the following conditions would be more suitable to recover rather than replace the existing rood? - ANSWER-The existing roof has two or more applications of room covering already.
NRCA recommends an EVT range for mop application or roofing asphalt as the temperature at which viscosity of _____ centipoise (cP) is attained, plus or minus 25 degrees F -
ANSWER-125
As per architectural sheet metal manual, formed gravel stop fascias should be installed with a 1/4 in. Opening between sections and these openings should be covered by a _____ in.cover plate formed to the profile of the gravel stop. - ANSWER- 6in
According to FBC when installing a built-up roof membrane, what is the maximum temperature allowed for coal tar pitch asphalt in a kettle or tanker? - ANSWER-400 degrees F
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Caution signs colors - ANSWER-Yellow and black
When the two components of SPF liquid are combined the mixture expands up to ______ times its original liquid volume. -
ANSWER-20-30
As per Walker, the R rating for 1/2 (12.5 mm) Gypsum board is:
- ANSWER-0.45
The overall coefficient of thermal transmission (U value) of an
assembly is 0.10. The R-value of this assembly would be: -
ANSWER-10
Which of the following is NOT a standard thickness of butyl rubber waterproofing membranes? - ANSWER-100 mils
Primary purpose of roof insulation is - ANSWER-Provide thermal resistance
What is the MINIMUM recommended weight of copper used for standing seam roofing? - ANSWER-16 - oz
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