Chimney Cricket Code Requirements. This cricket saddle allows the water to divert around the chimney. When a cricket is built properly it will shed water away from the chimney and down the sides of the roof rather than seeping between flashing.
The intersection of the cricket and the chimney shall be flashed and counterflashed in the same manner as normal roof chimney intersections. Cricket or saddle coverings shall be sheet metal or of the same material as the roof covering. Crickets shall be constructed in compliance with figure r1003 20and table r1003 20.
Crickets shall be constructed in compliance with figure r1003 20 and table r1003 20.
Table r1003 20 cricket dimensions. Los angeles residential code 10 chimneys and fireplaces r1003 masonry chimneys r1003 20 chimney crickets 1503 6 roof assemblies and rooftop structures crickets and saddles a cricket or saddle shall be installed on the ridge side of any chimney or penetration greater than 30 inches 762 mm wide as measured perpendicular. According to the nfpa 211 standards and international residential code a cricket must be built to certain specifications on the high side of the chimney next to the roof if it is 30 or more in width. A cricket or saddle shall be installed on the ridge side of any chimney or penetration greater than 30 inches 762 mm wide as measured perpendicular to the slope.
