Metal Roof Over Sips

The pitch of the roof is very low only 1 2 inch in 12 and the metal roofing has been applied directly over the sips with no air channel beneath the roofing for ventilation.

Metal roof over sips.

He s uncertain about the details. Several assemblies that prevent shingle ridging are described in the builder s guide to structural insulated panels sips. By most standards that s a well insulated roof. He has already installed roofing underlayment over the panels.

I have a new structure with 12 1 4 structural insulated panel roof at a 2 12 pitch. Over top of sip assembly to create vertical air movement eave to ridge between sips and metal roof. I did this on a house similar to what you are describing. Cold roofs help protect the sip osb from.

Build for the future with extreme s structural insulated panels sips the high thermal values and strength properties of extreme s sips are highly beneficial for roof construction. June 21 2009 filed under. When the house was built melton sealed the seams between roof panels with tape applied on the bottom of the panels. This will ensure ventilation of moisture build up through vented ridge assembly.

The ridges caused by the expansion of sip roof panels may be an aesthetic blemish but it does not affect the performance of the roofing or the sip roof panels. The low pitch is due to code which requires me to retain the snow load there is no attic space to ventilate and the roofing must be. I would cover the entire roof with ice and water shield as someone else suggested. Roger lin s washington d c house will have a roof of 12 inch thick structural insulated panels sips.

Extreme s pre insulated sips offer an option for a high performance roof framing solution that is 15 times tighter than conventional construction practices making it easier to control indoor air environment. Misc roofing answers roofing installation. Icf wall sip s roof but this house had to have red cedar shingles over the sips s deed restriction i covered the entire roof with the ice and water shield to protect it until the shingle or in your case metal will be installed. But lin wants to add 2 inches of rigid foam on top of the panels to reduce thermal bridging.

The top of the sip gets a type of roof tar applied over the joints. Metal roofing over insulated sip panels.