We supply 38 x 38mm or 28 x 38mm non structural timber battens for tile roofs.
No battans under the tile roof.
Two layers of astm 30 pound asphalt impregnated felt is the minimum you should use under tile and should last 20 to 30 years.
Shingles and tiles are affixed using the battens as spacing.
Can a metal roof be installed over my existing shingles without the use of battens.
This great question comes from edward c a homeowner who plans to have a new metal roof installed over the aging existing shingles on his single story home.
April 27 2016 filed under.
If the roof has a steep slope battens may be required to hold the tiles in place.
Stramit top hat 40 are cyclone rated metal roof battens and may be used with concrete or terracotta tiles.
Articles battens or no battens roofing installation q.
Battens are not always used in a roofing system.
Roofing battens or battening also called roofing lath are used to provide the fixing point for roofing materials such as shingles or tiles.
The spacing of the battens depend on the type of roofing material and are applied horizontally.
According to cemtile most roof tile manufacturers allow direct nailing but on roofs with a slope greater than 7 12 or on roofs.
Battens are thin strips of material usually wood but sometimes metal or plastic and commonly 1 inch thick and 2 inches wide that run horizontally along the length of the roof.
30 roofing felt is far better than unrated 30 pound felt which may weigh as little as 15 20 pounds.