Roofing Glossary

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There are 6 names in this directory beginning with the letter F.
Feathering strips
Tapered wood filler strips placed along the butts of old wood shingles to create a level surface when reroofing over existing wood shingle roofs. Also called horsefeathers.

Felt
Fibrous material saturated with asphalt and used as an underlayment or sheathing paper.

Fiberglass mat
An asphalt roofing base material manufactured from glass fibers.

Flashing cement
See asphalt roofing cement.

FM
Factory Mutual Research Corp.

Free-tab shingles
Shingles that do not contain factory-applied strips or spots of self-sealing adhesive.