Stair Stepping Rigid Insulated Roof

Stair stepping shingle courses the first shingle course is a full row of 3 tab shingles installed along the bottom edge of the roof flush with the starter strip.

Stair stepping rigid insulated roof.

Roof edge detail overhang extended to hide the thickness of the over roofing rigid insulation. Feb 28 2018 explore lasso design s board building science on pinterest. Stair stepping shingles means installing them in a stair pattern. Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted.

A roof over a vented unconditioned attic does not need to include any insulation. May 8 2020 explore tui olsson s board rigid foam insulation on pinterest. See more ideas about building rigid insulation roof sheathing. Installed a new fully adhered membrane to the top of the old board sheathing prior to adding all that rigid insulation.

However most cathedral ceilings and low slope flat roofs are insulated roof assemblies. Many pros shingle in a vertical line up the roof because it s much faster. The second course starts a stair. With this kind of roof the insulation follows the slope of the roof.

Gable end detail overhang cut and then rebuilt to hide the thickness of the over roofing rigid insulation. There are lots of different ways to insulate this. Note that table r806 5 indicates the amount of insulation above the roof deck or air impermeable insulation below the roof deck required for condensation control assuming minimum required total insulation as indicated in section n1102 building thermal envelope. See more ideas about rigid foam insulation foam insulation insulation.

Attic drop down stair shall be fully gasketed for a snug fit. Eps is also the most inexpensive of the three types of rigid foam insulation while also meeting the required building and energy codes. Insulated roof assemblies can be vented or unvented. This section outlines the conditions for unvented attic roof assemblies.

Placement slopes are created by stair stepping the encapsulated eps panels placed within the insulating concrete deck. The structural roof deck is designed flat the celcore roof deck insulation system can be placed in a manner which provides positive slope for roof top drainage. However gaps in weatherstripping to accommodate hinge hardware shall be acceptable factory made attic drop down stair assemblies that are fully gasketed and include a rigid insulation panel much like an exterior insulated door are a great simple solution.