Hold Tin Roof Overhang Together

Metal roofing is also available in the form of shingles.

Hold tin roof overhang together.

If there is also a beam in the middle of the roof divide the total load by three. The porch joined the house at right angles to a shed roof section. A cantilever is any structure such as a roof or floor overhang that is braced internally. Each screw should be positioned 1 2 inch above the edge of the ridge cap and should be driven until the neoprene gasket on the screw begins to spread out from beneath the metal washer.

On gable ends hold a tape measure at the approximate roof angle at the halfway point of the wall directly under the peak to get lengths for gable trim. To make the flashing easier to work with on your roof use tin snips to cut the pieces into 3 4 ft 0 91 1 22 m portions. We began by tearing off the shingles and removing a skylight from the shed roof. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.

In many cases it makes sense to remove an old or dilapidated roof and install a metal roof that is better able to withstand the elements. How to install metal roofing over shingles. Drive one 2 inch self tapping metal roofing screw through both sides of the metal ridge cap into the roofing material. You may need to cut panels to fit angles using a circular saw with a metal saw blade.

If you are building trusses it is easy to make part of the roof into a cantilevered extension. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Figure 10 40 and reduce that to 1 4. My business partner and i recently added a large screened in porch with a gable roof onto a client s home.

It has a 1 4 pitch. As well homeowners can choose from an array of colors textures and. Say your house is 38 feet wide and the gable roof has a 1 foot overhang on each side. Cut the flashing into 3 4 ft 0 91 1 22 m sheets using tin snips.

We designed the porch with wide overhangs for shade from the hot north carolina summer sun. A typical metal roof overhang may be 2 to 4 inches or even less. If your roof is strong enough it can extend beyond the support walls without external bracing. Just make one of the rafter members extend beyond the cross tie.

The good news is that there are many different solutions in terms of installing metal roofing panels including tin aluminum and steel. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Measure the walls and guesstimate overhang lengths to get an approximate total. That makes the roof s span 40 feet.

Continue adding panels until the roof is covered. If our example roof has only one beam it must carry half of the total load or 4 000 pounds.