This cricket s components are four pieces made from 2 4 and 3 4 plywood.
How to build a metal roof cricket.
In this example a pitch of 12 12 and 1 1 2 x 5 1 2 rafters are specified.
Do not check build roof planes.
Both pieces are screwed tot he roof.
This way you can get the precise fit fr your chimney or skylight every time.
Roof crickets can be covered with metal flashing or with the same material as the rest of the roof.
Caulk the joints where the cricket meets the panel and the chimney as well as the screw heads.
Roof surface slope the slope that is in the structural deck the slope created by tapered insulation or a combination of the two.
Select build roof build roof from the menu and in the build roof dialog specify the pitch framing and any other attributes that you will need for the cricket.
Building a cricket on an existing chimney.
Cricket panel slope the slope of the cricket panel.
The horizontal ridge board is installed level and matches the roof angle on one end and sits on a vertical support at the chimney.
A well flashed joint with a cricket from riverside is key in avoiding any problems.
The lead counter flashing on the chimney will be installed next.
Roof crickets are found on the high side of a chimney or when one roof meets another.
The roof cricket is normally the same pitch as the rest of the roof but not always.
Riverside custom fabricates all crickets sold.
Things needed ruler tape measure 2 foot level hammer nail pry bar utility knife chalk line 2 inch by 4 inch board circular saw safety goggles drill 3 inch decking screws 1 2 inch oriented strand board or plywood galvanized nails ice and water shield step flashing galvanized roofing nails shingles.
Cricket length points a to b generally the longer of the 2 cross sections.
The roof shingles and step flashing are then replaced.
The junction between a roof and a chimney or skylight is one of the most prone to leak in a roof.
Cricket width points c to d generally the shorter of the 2 cross sections.
