Can you install new shingles over old shingles?

Installing a new roof over shingles takes less time than tearing off the old roof. Looks just as good and lasts as long. As long as it’s done right and under the right conditions, installing new shingles over old ones can last as long and look just as good as a complete re-roof. Has the same manufacturer’s warranty.

How to install asphalt shingles on a roof?

Installing asphalt roof shingles can be aggravating after some work is done and then the rows don’t work out. This video focuses on laying 3-tab shingles on a 6″ stagger. This way they can be racked straight up the roof. This should be done with lines, both vertical and horizontal, so that there is no question as to where the shingle should be put.

Where do you nail shingles to the roof?

Nail the strip in such a way that it overhangs the roof edge by 0.25-inch. Repeat this step until the entire bottom row of the roof surface has been covered. Start installing the shingles from the lower left-hand corner of the roof.

How do you level out an asphalt roof?

Leave the old valley flashing in place, and install new over it. To level out an existing asphalt-shingle roof, rip down (reduce the height of) two courses of shingles, as shown in the drawing below.

Where to put starter shingles on my roof?

Starting at the bottom of the roof, map out a guideline with chalk. Starter shingles are available and are a must to achieve maximum wind warranties. Place the glue strip along the eave and rake edge and drip edge.

How much does it cost to install asphalt shingles?

For a basic project in zip code 47474 with 125 square feet, the cost to Install a Asphalt Shingle Roof starts at $3.30 – $4.34 per square foot*. Actual costs will depend on job size, conditions, and options.

Is it too cold to install asphalt shingles?

If you’re wondering what temperature is too cold to install shingles, here’s the answer: The ideal temperature for installing asphalt shingles is between 40°F – 85°F (4 – 26 degrees Celsius). You can still properly install shingles even below 40° F, as long as you follow some rules and recommendations for cold weather installations.

Is metal roof more expensive than asphalt shingles?

Metal roofing is more expensive than asphalt shingle roofing materials. Usually, a good quality standing seam roof or a stone coated steel roof can cost around 2 1/2 to 3 1/2 times as much depending on how difficult the installation is and where it’s located.

How do you install shingles on a shed roof?

Cover the ridge with ridge cap shingles. Bend the first one over the ridge. Nail it flush to one end of the roof, driving one nail near the end of the shingle on each side of the roof. Place the next shingle on top of that one so that it overlaps half of it and covers the nails.