How to properly install a metal cricket on a standing seam roof.
Metal roof cricket installation.
The biggest problem is roofing contractors make crickets that make a dead valley in the back of the chimney chesney says.
For longer slopes and lower roof pitches contact fabral for other suitable profiles.
The top joinery of both valleys when they meet on the same plane of roof is shown here.
Also provided are stainless steel nuts bolts and heavy duty 1 1 2 lag screws.
When the chimney is at the bottom of a roof slope or has roof sloping into it i always install a cricket.
Installing a roof cricket.
Secure the plywood triangles to the roof decking and cricket ridge with galvanized screws.
Roof crickets prevent roof leaks chimneys are notorious for leaking and the culprit is almost always the sheet metal flashing.
Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage.
Install a waterproof membrane over the cricket sides and edges fastened to the cricket with a construction stapler.
Put metal flashing along the sides of the cricket nailed in place to overlap seams with the roof.
Insufficient cricket height is the first thing joel chesney president at tomball texas based all star roof systems inc identified when asked about common installation errors.
Crickets are the whimsical term for little mini roofs that prevent ice and water buildups on the uphill side of a chimney.
Metal roofs constructed of cold formed steel where the roof deck acts as the roof covering and provides both weather protection and support for struc.
3 4 plywood that extends to the edge of the chimney is installed secured to the horizontal 2 4 ridge and along the roofs edge with screws.
I have my valley custom made with water trough to help with leaking b.
The 383 series will fit any roof pitch and an infinite array of sizes from 1 to 14 around.
Roof pitch the metal roofing panels shown in this manual require a mini mum slope of 2 per foot to ensure proper drainage.
Metal panel roof sys tems through fastened or standing seam shall be tested in accordance with ul 580 or astm e 1592 or tas 125.
The ventsaver p383 series is made from non corrosive powder coated aluminum and stainless steel aircraft cable.
Below are some pictures of a roof cricket i installed.
