Sheet Metal Roof Expansion Joints

Presents practical troubleshooting and corrective tips for typical problems of roof panels gutters downspouts fascia copings flashing ridges and hips valleys expansion joints penetrations fasteners and soldering.

Sheet metal roof expansion joints.

Roof to roof version. Flat seam roofs used in low no slope areas or areas subject to flooding or standing water typically made from 20 x 28 sheets relative geometry is important fro expansion and contraction sheet use efficiency and wind load. Anodize finish available upon request. Exterior cap is available in 24 prefinished kynar 500 colors.

Our roof covers have extensive model options for flat and built up roofs. E coefficient of linear expansion of copper 0 0000098 per degree fahrenheit dt temperature change in degrees fahrenheit calculation of movement is rarely required in short roof pan construction since the details shown here can accommodate thermal movement of short pans. Expand o gard expansion joints are flexible waterproof closures for vertical building walls designed to accommodate movement between building components caused by thermal settlement wind flex and seismic forces. Perma tite expansion joints are ideal for allowing thermal movement and condensation control between two roof systems.

Browse roof expansion joint and roof expansion joint covers today. Sheet metal components enable low cost design variations in size to fit job conditions. Technical paper architectural sheet metal manual. Is a full service union sheet metal contractor dedicated to providing custom and standard sheet metal installation and fabrication.

4 12 10 16 cm 30 48 cm standard special sizes are available up to 54 1 37 m wide membrane covers. Copper or stainless steel is recommended lock and seal all joints solder joints on slopes less than 3 12. The waterproofing elements of roof expansion joints currently are looped membranes. Get moisture protection from the top down with roof covers from construction specialties.

Also the continuous cleat protects the perma tite expansion joint from wind driven rain. Standard sizes to fit expansion joint opening of 2 3 or 4. The expansion joint prevents condensation by insulating against internal building temperatures. The loops either hang down into the joint in the case of metal cover systems or are humped up by means of.

Custom sizes upon request.