Should Roof Tiles Be Nailed Down

Lumpy bumpy or curling shingles that do not.

Should roof tiles be nailed down.

For pitches of 55o and above including vertical the tail of each tile should be mechanically fixed. This method is the best way to install a tile roof as it is less abusive on your. They give the roof a finished look while forming a protective seal. It is not necessary nor desirable to nail every single tile nailing as described here will provide a fully functional roof while allowing individual tiles to be remove later if necessary.

Tiles with projecting anchor lugs are hung on the battens and fastened to them. For nibless tiles two nails should be used to secure each tile. Single component foam and two component foam adhesive uses foam adhesive. This method has been disappearing from the roofing industry.

Many roofers use pneumatic nail guns to nail down the shingles. It could be that when your tile roof was installed it wasn t installed as it should have been. Does anyone know if cement roof tiles need to be nailed down. Have a look at the bottom of the tile you will see where the wire goes through.

Screw down application uses one or two screws depending on the wind speed. The purpose of battens is to provide space for water and debris to drain below the tiles as well as to allow the system to ventilate. Usually the one on the edge are. Tiles can be nailed either directly into the roof sheathing or tiles with lugs can be nailed to battens.

Double nail down application uses two ring shank nails. This method is by far the most frequently used method of installing roof tiles. The shingles on your roof serve a dual purpose. These screws can also be upgraded to stainless steel.

For roof pitches of 45 and above each tile should be fixed with at least one nail. Battens are usually 1 inch x 2 inch wood supports nailed or stapled horizontally to the roof decking. If your home or tile roof is new less than 10 years old this is the most likely cause. The rest are tied down with a bit of wire.

Corrosion resistant nails must be minimum 11 gauge with 5 16 inch heads and long enough to penetrate the sheathing by 3 4 inch typically 8d nails. When the pressure is set too high the nails simply get driven into the shingles too far. Roof shingles are not lying flat. Every tile along the eaves up verges and along the ridge should be nailed but otherwise only nail every fifth tile horizontally and every third tile up the roof.

When the nails are overdriven the heads of the nails punch right through the mat of the shingle.