Skillion Roof Insulation Options

New buildings and retrofits of existing ceilings.

Skillion roof insulation options.

In skillion roofs the roof cladding and ceiling run parallel typically within 300 mm of each other. Skillion ceiling cavities can have a higher risk of condensation occurring branz bulletin 610. A skillion roof is a roof that tends to have one sloping surface in contrast to a gable or hip roof that tends to have two or more sloping surfaces meeting near the middle. These were not a common roof type in bungalows but may be part of a subsequent addition.

Modern architectural homes use a variety of roof designs and mammoth skillion sections can be used in any roof design where the ceiling runs roughly in parallel to the roof. From below by removing the ceiling lining. Safe and user friendly material. It is more difficult to install insulation in a skillion roof.

For both exposed and concealed rafter skillion roofs an air barrier must be installed over a timber boarded ceiling to prevent air movement into. Options with restricted roof space. Greenstuf 100 polyester skillion roof blanket insulation come in a pre cut sheets 2400mm long and 870mm wide and are designed to be installed in low roof spaces where clearances are not sufficient for standard product. For skillion roofs with concealed rafters install insulation between rafters the combined rafter purlin depth is likely to be sufficient to ensure that a 25 mm minimum air gap is achieved.

From above by replacing the roofing. Folds are supplied in 2 6m lengths and range from 3 6 folds per bale. Options available are to install insulation. This also provides an opportunity to fit roofing underlay.

Where roof space is restricted low pitch or non existent skillion roof insulation installation is less straightforward but there are still options. Narrow roof spaces like skillion roofs are often the most difficult part of a building to insulate. Modern lean to style extensions on existing homes low profile roof design and restricted roof cavities. To solve the problem architects and builders turn to expol s rigid foam insulation boards for easy installation and the highest standard of thermal protection.

Our skillion roof blanket insulation is available in a 570mm wide fold to fit rafters at 600mm centres. The thickness of insulation is restricted by the.