This way you can get the precise fit fr your chimney or skylight every time.
Skylight roof cricket.
A roof cricket is essentially a v shaped peaked structure that is installed in the space on the high side of a chimney or in the valley that occurs in certain roof transitions.
Riverside custom fabricates all crickets sold.
It s designed to divert water preventing it from pooling and causing damage over time.
Mark the height of the cricket on the back edge of the chimney.
Unit skylights installed in accordance with section r308 6 and flashed in accordance with the manufacturer s instructions shall be permitted to be installed without a cricket or saddle.
Or preventing dangerous ice dams from forming.
The height should be at least as high as the slope in order to direct water away from the chimney so if the slope is 4 in 12 place.
The junction between a roof and a chimney or skylight is one of the most prone to leak in a roof.