Metal Roof Chimney Cricket Flashing

A stone and mortar chimney has an uneven surface and it is difficult to cut into.

Metal roof chimney cricket flashing.

Crickets are always fabricated with flanges all around. A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit. A cricket is sloped like a tent roof to deflect water around the chimney. The nz metal roof and wall cladding code of practice recommends using a cricket flashing see figure 3 where the width of the penetration is more than 600 mm or the roof pitch is below 10.

Kits made from copper lead coated copper freedom gray and tcsii are always soldered while aluminum parts are riveted and can be sealed before installation. A well flashed joint with a cricket from riverside is key in avoiding any problems. Chimney flashing kits are normally composed by 3 parts. Crickets are normally but not always sold in conjunction with chimney flashing kits.

You want the counter flashing to look good be watertight and not take away from the appearance of the stone. A continuous sheet metal apron across the chimney s downslope face l shaped step flashing running up both sides and when the chimney sits below the roof ridge a cricket or saddle running across the upslope face. Riverside custom fabricates all crickets sold. All metal roofing specialists feels roofing penetrations such as chimneys and skylights present some of the most challenging flashings on a metal roof.

This way you can get the precise fit fr your chimney or skylight every time. Base flashing has several components. The junction between a roof and a chimney or skylight is one of the most prone to leak in a roof.