Roof Cricket Design Guide

Distance between points 1 and 2 the slope created along the valley edge of the cricket as a result of the cricket width length angle and the roof surface slope.

Roof cricket design guide.

The roof cricket is normally the same pitch as the rest of the roof but not always. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage. Roof crickets are found on the high side of a chimney or when one roof meets another. Typically that will keep water from remaining on the cricket surface.

For longer slopes and lower roof pitches contact fabral for other suitable profiles. A general rule for designing sufficient slope in crickets is that its slope shall be twice the slope of the adjacent roof field. A roof cricket is a ridge structure designed to divert water on a roof. Construction that is found to be outside the require.

Cricket valley slope is independent of the cricket. The slope that is created by the structure i e concrete steel or wood etc tapered insulation or a combination of the two. When designing a cricket two items need to be designed slope and configuration of the cricket. If you draw the wall in the wrong direction and its siding layer faces the interior select it and click the reverse layers edit button.

The crickez system helps to simplify roof crickets with quicket. Supports roof corners deck perimeter penetrations and side laps you should bring the concerns to the owner general contractor roof system designer or roof deck installer to confirm the steel roof deck has been installed according to sdi fm global or other specified guide line. The functionality of the cricket is determined by the cricket valley slope. Place shingles over the cricket and nail them into place with roofing nails beginning against the back edge of the chimney and going up toward the top of the box that you cut into the roof.

Polyiso xps and eps roof insulation all work well with quicket. Click on the wall to select it and click the open object edit button. Roof pitch the metal roofing panels shown in this manual require a mini mum slope of 2 per foot to ensure proper drainage. Tapered roof insulation and crickets are designed to provide effective drainage for epdm tpo pvc and built up bur membranes.

Design guidelines cricket panel slope is typically double the roof surface slope. Select build wall exterior wall and draw a wall inside the area of the roof cricket on the floor below parallel to its front.