Exam 13: Roofing

Shingle underlayment is sometimes installed using asphalt ____.

____ valley involves applying asphalt shingles on both sides of the valley and alternately weaving each course over and across the valley.

The type of valley flashing where shingles from both sides of the roof are installed in an alternating fashion is called ____ valley.

Roof valleys are especially vulnerable to leakage.

A simple way to prevent disintegration due to ____ is to fasten metal roofing material with fasteners made of the same metal.

The ________ flashing is cut to fit around and up the chimney and bedded with roof cement only to the shingles.

The number of overlapping layers of roofing and the degree of weather protection offered by roofing material is known as ____.

Asphalt roofing products become soft in hot weather.

The cricket, which prevents accumulation of water behind the chimney, is a type of flashing.

Flashings for round pipes, such as stack vents for plumbing systems and roof ventilators usually come as flashing ____ made for various roof pitches.