Key:roof:material

roof:material=* – the outermost material of the roof of a building or building part.

This information can be used to model 3D buildings.
Some 3D renderers set the colour of a building based on this tag.

Values

Value	Short description	Example image	Count
roof_tiles	Roof covered with tiles, usually of ceramic origin (e.g. terracota). See Roof tiles.		roof:material=roof_tiles $1% $1% $1% $1% More details at taginfo More details at taginfo
metal	Roof covered with metal, flat or waved (corrugated). Similar values: metal_sheet, tin, copper. See metal roof and Corrugated galvanised iron		roof:material=metal $1% $1% $1% $1% More details at taginfo More details at taginfo
concrete	Roof covered with exposed concrete.		roof:material=concrete $1% $1% $1% $1% More details at taginfo More details at taginfo
tar_paper	Roof covered with tar paper.		roof:material=tar_paper $1% $1% $1% $1% More details at taginfo More details at taginfo
asbestos	Roof covered with asbestos cement corrugated sheeting. This is an inaccurate term, better to use eternit. The coverings are not built with asbestos itself, but with eternit, which is composed of 90% cement and 10% asbestos.		roof:material=asbestos $1% $1% $1% $1% More details at taginfo More details at taginfo
eternit	Eternit – the trade name for asbestos‑cement panels		roof:material=eternit $1% $1% $1% $1% More details at taginfo More details at taginfo
glass	Roof covered with glass.		roof:material=glass $1% $1% $1% $1% More details at taginfo More details at taginfo
acrylic_glass	Roof covered with acrylic glass.		roof:material=acrylic_glass $1% $1% $1% $1% More details at taginfo More details at taginfo
metal_sheet	metal sheet, flat or corrugated		roof:material=metal_sheet $1% $1% $1% $1% More details at taginfo More details at taginfo
slate	Roof covered with slate, a kind of thin stone plates.		roof:material=slate $1% $1% $1% $1% More details at taginfo More details at taginfo
tin	Tin		roof:material=tin $1% $1% $1% $1% More details at taginfo More details at taginfo
grass	Roof covered with living grass (or similar plants), sealed below. See Green roof.		roof:material=grass $1% $1% $1% $1% More details at taginfo More details at taginfo
copper	Copper-plated roof. When it comes in contact with air, it becomes covered with patina and takes on a celadon or patina color. See Copper in architecture.		roof:material=copper $1% $1% $1% $1% More details at taginfo More details at taginfo
thatch	Thatched roof made from dry grasses, sedges or reeds.		roof:material=thatch $1% $1% $1% $1% More details at taginfo More details at taginfo
gravel	Roof covered with gravel.		roof:material=gravel $1% $1% $1% $1% More details at taginfo More details at taginfo
stone	Roof covered with stone. See also: slate		roof:material=stone $1% $1% $1% $1% More details at taginfo More details at taginfo
wood	Roof covered with wood.		roof:material=wood $1% $1% $1% $1% More details at taginfo More details at taginfo
plastic	Roof covered with plastic, corrugated or not.		roof:material=plastic $1% $1% $1% $1% More details at taginfo More details at taginfo
asphalt	Roof covered with asphalt, but not tar_paper. See also tar_paper. Asphalt is the ingredient used to make tar paper.		roof:material=asphalt $1% $1% $1% $1% More details at taginfo More details at taginfo
asphalt_shingle	Roof covered with asphalt shingles. Available in many different styles and colors, asphalt shingles are extremely common in North America.		roof:material=asphalt_shingle $1% $1% $1% $1% More details at taginfo More details at taginfo
zinc	Zinc		roof:material=zinc $1% $1% $1% $1% More details at taginfo More details at taginfo
sandstone	sandstone		roof:material=sandstone $1% $1% $1% $1% More details at taginfo More details at taginfo
bamboo	Roof covered with bamboo, usually plaited.		roof:material=bamboo $1% $1% $1% $1% More details at taginfo More details at taginfo
palm_leaves	Roof covered with dry palm leaves.		roof:material=palm_leaves $1% $1% $1% $1% More details at taginfo More details at taginfo
banana_leaves	banana leaves		roof:material=banana_leaves $1% $1% $1% $1% More details at taginfo More details at taginfo
solar_panels	Roof fully covered with solar panels. Rooftop solar panels are more commonly mapped as a generator with location=roof, see Tag:generator:source=solar#Rooftop Solar Panels. If the roof is only mostly covered with solar panels (some other material is still visible underneath), use that other material as roof:material=* and map the panels as a generator.		roof:material=solar_panels $1% $1% $1% $1% More details at taginfo More details at taginfo
titanium	Titanium		roof:material=titanium $1% $1% $1% $1% More details at taginfo More details at taginfo
user defined		See Taginfo for all common values.
In some cases values from building:material=* can be also used, because roof:material=* is used also with building parts.

Rendering examples

• 
  roof:material=roof_tiles on OSM2World
• 
  roof:material=grass on OSM2World

Possible tagging mistakes

building:roof=*

More details at taginfo

More details at taginfo

• building:roof=*

If you know places with this tag, verify if it could be tagged with another tag.
Automated edits are strongly discouraged unless you really know what you are doing!

building:roof:material=*

More details at taginfo

More details at taginfo

• building:roof:material=*

If you know places with this tag, verify if it could be tagged with another tag.
Automated edits are strongly discouraged unless you really know what you are doing!

See also

• building:material=* – building material
• material=* – material
• roof:shape=* – roof shape
• roof:colour=* – roof colour
• Simple 3D buildings – overview of tags for mapping 3D buildings
• Wikipedia: List of commercially available roofing materials