Putting A Second Roof On A House

Make a cutting on one of the sides of the horizontal roof beam on an angle.

Putting a second roof on a house.

Rip cut the starter strip or starter pieces so that they butt up against the second course of existing shingles and are even with the front edge of the existing roofing. Use 1 5 or 1 75 inch roofing nails. A clerestory and hip roof for example. Attach with nails along the top edge of the strip.

Of course it ll be the new owners who are stuck with the extra expense of a two layer tearoff down the road along with any problems arising from an improper re roof job. If you don t tear off the old layer you can t examine the decking. Place the top of each starter shingle firmly against the bottom of the shingle immediately above it and even with the eaves then nail it into place. For a second layer to be as good as a roof tear off you would have to have sound decking no leaks and a roof with no sidewalls where flashing is needed in order to tie the tiles in to the exterior walls.

Often incorporating two or more designs for aesthetics and practical reasons combination roofs can feature a range of styles. Every 5 inches make a new mark until you get to the rop of the roof. Why pay for a tearoff if you can get away without it. Continue to chalk additional guidelines based on the width of the shingle through at least four courses rows across the roof.

Repeat this on both sides of the roof. Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles. A combination roof is quite literally a combination of types of roofs. Attach the horizontal beam by using a nail gun.

It s much cheaper to install a second layer. Apply the roof cap to any outside corner along the ridge beginning at the bottom of the ridge and overlapping them toward the top edge of the ridge. In this video i take show how to proper recover an old roof and make it look like it s a single layer check it out you might find useful tips for your new. Apply the final cap so that it completely overlaps the upper corner of the roof planes.

Installing a new roof directly over the old one can save you a lot of time. For this type of wood it is most often seen when building a hostel in vietnam you can refer to alo nha tro for more details. The two most common reasons why you should add a second layer shingles to your roof is for convenience and affordability. You have to do it thoroughly so that the rafters sit flush on it.

This can help you to avoid expensive labor and messy tears that can occur from the old shingles. Apply roof cap shingles along the peak of the roof overlapping the shingles on each side of the peak.