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.
Skylight roof cricket.
This way you can get the precise fit fr your chimney or skylight every time.
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.
Mark the height of the cricket on the back edge of the chimney.
The junction between a roof and a chimney or skylight is one of the most prone to leak in a roof.
Riverside custom fabricates all crickets sold.
Or preventing dangerous ice dams from forming.
Crickets are normally but not always sold in conjunction with chimney flashing kits.
It s designed to divert water preventing it from pooling and causing damage over time.