All of the old roofing nails should be pulled out/banged in. If the old shingles were lifting up there are numerous things that could have caused that. After removing the old shingles you need to make sure that the plywood/boards are in good shape.
Do roofers remove old nails?
Ed the Roofer
It is not faster to pull them, but we always do, to minimize the amount of nails protruding into the attic and collect even more condensation from varying temperature indoors and outdoors. If the heads are already close to being sunk in, or worn off, then pound them down.
Can roofing nails be too long?
Yes, they can. If they are too long, they will protrude through the sheathing at the roof overhang and be visible. We call these “shiners.”
Are nail pops bad on a roof?
Popped nails are a concern for two reasons. First, a popped nail will eventually lead to a water leak if left unaddressed. Water can seep in through the roof in the space immediately surrounding the raised nail, especially after a heavy storm with wind-driven rain that gets under the edges of the lifted shingles.
Is it better to hand nail a roof?
Some roofers believe hand-nailing shingles gives them more control over the process. They can use “feel” to determine if the nail is deep enough and in the right location. Since hand-nailing takes a bit more time, they have the chance to correct any mistakes on the spot. On the other hand, labor costs will be higher.
How do roofers clean up nails?
Fasteners – Expect a lot of roofing nails on the ground after the old roof is removed, but they should all be gone after installation is complete. A large electromagnet is usually swept over the yard and adjacent areas to make sure all nails are removed.
How long should my roofing nails be?
Proper Nail Application For Asphalt Shingles
Nails should have a minimum, nominal shank diameter of 11- or 12-gauge, and a minimum head diameter of three-eighths of an inch. The length of each nail must be a minimum of 1¼ inches long, and for roof-overs, Atlas recommends a nail length of at least 2 inches.
What size nails do I use for roofing?
The International Building Code requires that roofing nails have a minimum 12-gauge shank and a 3/8-inch diameter head.
What size nails should I use for roof sheathing?
Step 3: Fasten Roof Sheathing Panels Properly. Fasten panels with a minimum of 8d Common (0.131-inch by 2-1/2-inch) nails spaced a maximum of 6 inches on center at supported panel ends and edges. At intermediate supports, fasten panels 12 inches on center. In high-wind areas, more fasteners may be required.
How long does it take for a new roof to settle?
Beside above, how long does it take for a new roof to settle? home to take anywhere from 1-3 days. The shingles need exposure to sunlight and warm temperatures so they can “relax” and lay flat. Depending on temperatures, this process can take from one week to several months.
What causes roofing nails to back out?
Nail pops can be caused by a variety of reasons. When the temperature changes, expansion and contraction can cause the nails to pop up and lift the shingles. … Other causes of nail pops can be that the shingles were not nailed tightly when the roof was installed.
Can you use a hammer instead of a nail gun?
You can still complete projects without a nail gun. A classic hammer and nails will get the job done if you do not have a nail gun. While nail guns may make the work go faster, you also lose some control over where the nails go. In some situations, you may even be able to use glue instead of nails.
Is a nail gun better than hammering?
Nail guns are powerfully driven forces that can get you working through a job quickly and fairly efficiently. They may not always be accurate for the jobs you need them to be on, however. Hammers have been around for as long as humans have, and have proven to be an effective design.
What is the best nail gun for roofing?
- BEST OVERALL: BOSTITCH Coil Roofing Nailer (RN46)
- BEST BANG FOR THE BUCK: WEN 61783 Pneumatic Coil Roofing Nailer.
- ALSO CONSIDER: Metabo HPT Roofing Nailer (NV45AB2)