Glossary Term Category: J-L

Keyway

The visible gap or spacing between individual shake or shingle pieces. On specialty roofing, keyway consistency has a big impact on both appearance and proper layout.

Leak Path

The actual route water takes after entering the building envelope. The visible interior stain is not always directly below the point where water entered.

LeafGuard

A proprietary covered gutter system. It is different from a standard open gutter with an add-on screen or insert.

Low Slope

A roof with less pitch than a standard steep-slope roof. Low-slope areas often require different materials and detailing than the main shingle or shake sections.