Should Roof Tiles Be Nailed Down

Does anyone know if cement roof tiles need to be nailed down.

Should roof tiles be nailed down.

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. Screw down application uses one or two screws depending on the wind speed. For nibless tiles two nails should be used to secure each tile. Many roofers use pneumatic nail guns to nail down the shingles.

When the pressure is set too high the nails simply get driven into the shingles too far. 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. Tiles with projecting anchor lugs are hung on the battens and fastened to them. When the nails are overdriven the heads of the nails punch right through the mat of the shingle.

For pitches of 55o and above including vertical the tail of each tile should be mechanically fixed. This method is by far the most frequently used method of installing roof tiles. It could be that when your tile roof was installed it wasn t installed as it should have been. These screws can also be upgraded to stainless steel.

Tiles can be nailed either directly into the roof sheathing or tiles with lugs can be nailed to battens. For roof pitches of 45 and above each tile should be fixed with at least one nail. Roof shingles are not lying flat. Battens are usually 1 inch x 2 inch wood supports nailed or stapled horizontally to the roof decking.

How tile is attached to your roof depends on the slope of the roof the manufacturer of the tile and the type of tile installed. They give the roof a finished look while forming a protective seal. Have a look at the bottom of the tile you will see where the wire goes through. This method has been disappearing from the roofing industry.

Double nail down application uses two ring shank nails. Usually the one on the edge are. This method is the best way to install a tile roof as it is less abusive on your. The rest are tied down with a bit of wire.

The shingles on your roof serve a dual purpose. Lumpy bumpy or curling shingles that do not. If your home or tile roof is new less than 10 years old this is the most likely cause. Single component foam and two component foam adhesive uses foam adhesive.

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.