Roof coating composition and construction

E - Fixed Constructions – 04 – D

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E04D 1/20 (2006.01) C08L 19/02 (2006.01)

Patent

CA 1099474

ABSTRACT OF THE DISCLOSURE A roofing shingle having an elongated body of syn- thetic plastic foam tapering from a major thickness adjacent the leading face to a minor thickness adjacent a trailing face. The body has each end shaped to interfit with a com- plementary end of an adjacent shingle. The leading face is shaped to interfit with the trailing margin of adjacent trailing shingles. Preferably, one end has a flange and the other end a recess to receive the flange of the adjacent shingle and the leading face has a recess to receive the trailing margin of the adjacent shingle. The shingles may be fitted together to apply an insulating blanket to a roof deck. Preferably, the shingles are aligned in rows and the shingles of respective rows are staggered with respect to the shingles of other rows.

338584

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