A square is the amount of roofing required to cover ____.

It usually takes ____ bundles of shingles for one square.

The wood surface to which the roofing material are applied is called the ____.

A horizontal row of shingles is called a ____.

The amount of roofing in each course exposed to the weather is called the ____.

Flashings are made of ____.

A reaction that occurs when unlike metals come in contact with water is ____.

The metal installed around the perimeter of the roof is called ____.

A heavy paper saturated with asphalt that goes under the shingles is ____.

To protect the roof from ice and water, ____.

The course of shingles that backs up and fills in the spaces between tabs of the first regular course of shingles is called the ____.

The first course of shingles should overhang the drip edge ____.

A roofing material that can be used on roofs with a slope as little as one inch rise per foot of run is ____.

Roof valleys are especially vulnerable to leakage because ____.

A valley where the shingles alternately weave is called a(n) ____.

Fasteners for shingles should be placed no closer than ____ inches to the center of the valley flashes.

Individual metal pieces tacked between courses of shingles are called ____.

A water diverter on the upper side of a chimney is called a ____.

Step flashing is installed before ____.