Questão 1
Questão
Crushed mineral “back surfacing” does not make the shingle stronger.
Questão 2
Questão
Resistance to tearing in an industry accepted measure of the toughness of a shingle.
Questão 3
Questão
Underwriters Laboratories certifies Certainteed fiber glass shingles to meet ASTM D3462.
Questão 4
Questão
Certainteed shingles are made to a dimensional tolerance of = 1/16” except laminates.
Questão 5
Questão
Release tape should not be removed from the shingle because:
Responda
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Without it the shingles will leak.
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Without it the shingles will not seal.
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It contains encoded information.
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None of the above.
Questão 6
Questão
Tri-laminate shingles are unique and only available from Certainteed.
Questão 7
Questão
Certainteed requires that all date-codes match on all bundles applied to the same roof plans.
Questão 8
Questão
Rooftop temperatures are 50 degrees to 75 degrees Fahrenheit above ambient temperatures, and the UV rays degrade the asphalt layers of a shingle.
Questão 9
Questão
There are three conditions necessary for tobacco juicing to occur, and generally occurs only during the first three weathering cycles.
Questão 10
Questão
Solar reflective shingles can reduce the roof’s temperature by as much as 50 percent in the summer.
Questão 11
Questão
Impact resistant shingles are specially designed to meet the standard for UL 2218 Class 4 products.
Questão 12
Questão
On roof slopes below 4/12, down to 2/12 the risk of leaks is great.
Questão 13
Questão
SureStart Plus offers three different levels of extended coverage.
Questão 14
Questão
The Integrity Roof System was introduced in…