Skillion Roof Construction Nz

The current standard skillion roof detail is often from the outside towards the inside metal roof cladding roof underlay purlin insulated rafters with a 25mm air gap and internal lining.

Skillion roof construction nz.

Skillion is also referred to as a shed roof or lean to. Select output fraction precision decimal inch or metric mm. Construction building details. Some roof designs such as skillion roofs must include ventilation to manage roof moisture.

A skillion roof covered with asphalt shingles would cost far less than that of a skillion roof covered in metal. 04 237 1170 branz co nz pink batts skillion roof insulation. For exposed rafter skillion roof construction the installation of sheet plasterboard or plywood ceilings provided the roof plane bracing plasterboard was also used to provide bracing at ceiling level. Skillion roofs need carefully designed and installed ventilation to.

It can be thought of as half of a pitched roof or as a more angled flat roof. Select and re calculate to display. Expol polystyrene roof insulation is made from high performance expanded polystyrene eps and are easy to install in narrow skillion roof spaces. A fair estimate for a skillion roof is anywhere from 6000 to 12 000 depending on various factors like the pitch and the materials used to build the roof.

The early 1970s saw the introduction of 25 mm wide galvanised metal strap to provide roof plane bracing. Skillion roof rafter detail diagram with all dimensions and birds mouths scale. Vent s passive ventilation systems for skillion roofs have been designed to create continuous calculated unimpeded airflow that can exit the roof cavity. Air pressures on a monopitch skillion roof a with and b without eaves.

09 571 3482 freephone. Recent branz research provides advice on the best place for effective vent openings in low wind zones. Skillion lean to roof profile diagram quest. Www pinkbatts co nz branz 1222 moonshine rd rd1 porirua 5381 private bag 50 908 porirua 5240 new zealand tel.

In skillion roofs the roof cladding and ceiling run parallel typically within 300 mm of each other. Skillion roofs are mostly used for home additions sheds and porches. If you would move the detail above into a vertical position it would be like an external wall with vertical metal cladding. Share in skillion roofs the space between purlins and insulation is usually limited to 25mm meaning airflow below the roofing underlay is extremely restricted.

09 579 2139 fax. Tasman insulation new zealand ltd po box 12 069 penrose auckland tel.