Basically to make them water proof and long-lasting.
Yes, plenty of people use slate tiles as a roof. However, they are designated to be used for the roof and not anything else.
Not enough ventilation under the roof and moisture collects on the underneath side.
tar
The plural for roof is roofs.The plural possessive form is roofs'.example: All of the roofs' colors were different shades of red clay.
The representations of Roman houses all show them with tiled roofs. This makes sense because tiles would allow the rain water to drain off quickly and if one were damaged, it would be simpler to replace a single tile than an entire roof.
Slate
The roofs at that time had tiles. "As the man who was sick and brought to the crowded house, was then lowered down after removing a few tiles."
Roofs is already a plural noun. The singular form is roof.
Slate is a common metamorphic rock used for tiles and roofs due to its durability, low water absorption, and ability to be split into thin sheets.
The sloping roof of a house is covered in an overlapping covering of slates or tiles, forming a waterproof weather protection.
A common misperception among consumers is that tile roofs are only suitable for warmer climates. A recent study showed that, because of their thermal mass and the air space formed between the tiles and the roof deck, tiles can lower heat flow into an attic by up to 70 percent. Roof tiles can be made to look like almost any conventional roof covering. roof tiles are widely used in the uk, considering we havea colder climate mnost of the year it is proof that tiles can be placed directly on to roofing frames
Normally in Ireland we use roof tiles to tile out roofs, these come in many different colours and sizes to suit everyones taste. Older houses may have slate roofs. It is uncommon to have thached roofs on houses anymore, and i assume that its not very safe or practical in cities.