ROOF COVERING Russian patent published in 1999 - IPC

FIELD: construction engineering. SUBSTANCE: this relates to building structures and is intended for arrangement of non-ventilated roofs of buildings without garrets. Roof covering incorporates profiled decking, warmth-conserving layer, supporting sheets made of cement-shaving boards which are secured to profiled decking and to each other by means of flexible interlayers. Rolled material for top surfacing is made of bitumen-polymeric materials which are applied by melting. Aforesaid embodiment of roof covering ensures saving of materials, prolongs periods between repairs, and increases service life of structure. EFFECT: higher efficiency. 1 tbl