Concrete tiles which are usually lighter than clay tiles can easily place over 10 pounds of weight per square foot on a roof.
How does a concrete tile roof work.
Either you can make your roof a single impermeable shell as a solid roof or a membrane coated bar rier does or you can cover it with different overlapping waterproof tiles or shingles which divert the water away from the permeable gaps.
If you are adding tiles to a roof that did not previously have them or to a design which did not originally incorporate them the roof may not be capable of carrying the excess weight.
A clay tile roof system can cost two to three times as much as an asphalt roofing system.
An average clay tile roof costs between 675 to 1400 per square 100 sf of roof area.
When you walk on your roof make sure you are walking on the reinforced part the lower third of the visible tile.
Portland cement association unlike petroleum based shingles concrete tiles aren t flammable.
Against the rain you can boast the equivalence of a solid shield or armored scales.
Clay and concrete tiles are a great roofing material since they re more durable than shingles but they can break or crack if you apply too much pressure while you re walking on them.
Image showing how concrete tiles are installed on a roof.
While it s usually best to stay off your roof if possible you can still walk on the tiles if you need to make repairs.
Concrete tile roofs are more economical with costs of 400 to 450 per square.