Roof Soffit Details

Cathedral ceilings require the same continuous air barriers and balanced soffit and ridge vents as attics.

Roof soffit details.

Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Request a quote today. Soffit panels metal roofing soffit systems mbci. Soffits are actually part of the cornice or eave the point where the roof projection and the side walls of the building meet.

Gable end details for closed eaves. Mbci soffit panels feature concealed fasteners behind a flush face creating a clean appearance ideal for any design. Soffits custom soffit part general length gauge girth weight each lg 121 x 12 10 6 29 20 10 71 lg 121a x 14 10 6 29 22 11 75 lg 121b x 16 10 6 29 24 12 85 v groove soffit n. The substructure to which the metal panels are fastened must be properly spaced and sufficiently thick to provide a roof or wall system able to meet required design loads.

When you do use a flat soffit make sure to include a raised heel on the truss. Make 45 degree cuts on panels using the 45 degree feature on your soffit table. A 2 nominal lumber thickness provides the maximum pullout values for both screws and nails when the fasteners penetrate a minimum of 1 into the wood. At roof venting intake outlet ratios.

Homes that have gable roofs the classic roof style with triangle topped walls at each end also have fascia running up the gable ends of the roofline. Cathedral ceiling ventilation details. Fascia and soffit construction details most houses have fascia running along all of the eaves the overhangs at the bottom of the roof. Closed eaves with flat soffit and raised heel.

All the roof edges are eaves no gable ends so flat soffits continue around corners. Details of soffit intake to ridge vent outlet ratios are. Fit soffit around corners by installing back to back j channel or miter divider to handle the splice. Hip roofs are pyramid shaped so all the roof surfaces slope up from the eaves.

Hip roofs have a continuous cornice that extends completely around the building. Metal roofing specifications cad pdf drawings testing bim.