Building Trades

Front 1

Apron

Back 1

Flashing piece located on the lower side of a roof penetration such as a chimney, skylight, or dormer

Front 2

Asphalt felt

Back 2

Building paper saturated with asphalt used for waterproofing

Front 3

Cricket

Back 3

A small, false roof built behind, or uphill, from a chimney or other roof obstacles; used to shed water.

Front 4

Electrolysis

Back 4

Accelerated oxidation of one metal because of contact with another metal in the presence of water

Front 5

Exposure

Back 5

The amount that causes of siding or roofing are open to the weather

Front 6

Flashing

Back 6

Materials used at intersections such as roof valleys and around openings to prevent entrance of water

Front 7

Open Valley

Back 7

Roof valley in which the roof covering meets in the center of the valley ,completely covering the valley

Front 8

Selvage

Back 8

The on exposed part of roll roofing covered by the course above it

Front 9

Organic shingles have a base mat of glass fibers

Back 9

False

Front 10

Asphalt roofing materials are not flammable

Back 10

False

Front 11

Rake edge shingle cut pieces should be at least 4 inches wide

Back 11

True

Front 12

The starter course backs up and fills in the spaces between the butt seams or tabs of the first regular course of shingles

Back 12

True

Front 13

Roll roofing looks best on Steep roofs

Back 13

False

Front 14

Flashing collars for plumbing stack have a wide flange that rest on the roof deck

Back 14

True

Front 15

When installing flashing vents do not drive nails through the flashing

Back 15

False

Front 16

Chimney flashings are installed in multiple overlapping layers

Back 16

True

Front 17

For nails I use for each piece of step flashing placed on the upper corner furthest away from the chimney

Back 17

False

Front 18

Triangular wood pieces are cut and fit to create a cricket behind the chimney

Back 18

True