Building. A measure of the extent to which shingles overlap one another, expressed as the number of overlapping shingles to be laid within the length…

The sloping fillet of cement or mortar in which the base of a chimney-pot is bedded. Also called flanched work.

(see quot. 1833).

Of a roof: having the lower portion at a different angle from the upper. Also elliptical as n. U.S. ? Obsolete.

the line or level of the bottom of a parapet, esp. on a roof.

A part of the roof of a building or building complex designed or intended for sunbathing.

Building and Plumbing. That part of the upper sheet of metal forming a joint on the flat (esp. in roofing), which extends beyond the joint itself.

A smoke vent of a chimney; (also) an airtight fitting attached to the roof and joining the internal and external sections of a vent pipe. Cf. chimney…