|
Roof Type
|
Advantages
|
Disadvantages
|
Composition
(shingles)
 |
 | inexpensive
| many colors, types, and manufacturers
| suitable for most residential applications
| easy to repair |
| | |
|
| relatively short life-span (15–30 years)
| scars easily when hot
| subject to mildew and moss
| environmentally unfriendly |
| | |
|
Wood
 |
| natural look weathering to a soft grey
| blends in with the environment
| easy to repair or replace
| Long lasting if maintained (30–50 years) |
| | |
|
| expensive
| high maintenance
| tends to rot, split, mold, and mildew
| poor fire rating unless treated |
| | |
|
Metal
(steel, copper,
aluminum)
 |
| available in different looks including cedar shingles or slate as
well as colors
| light weight
| durable
| long life span (up to 35 years)
| low maintenance
| can be installed over existing roofs
| excellent performance in high wind, hail and rain
| environmentally friendly |
| | | | | | |
|
| can be expensive
| may need periodic painting |
|
|
Tile
(concrete, clay)
 |
| non-combustible
| many colors and styles
| attractive
| fireproof
| easy to maintain
| extremely durable when maintained |
| | | | |
|
| expensive
| heavy
| used primarily in new buildings because of weight and structural
requirements
| repairs can be tricky |
| | |
|
Slate
 |
| beautiful, distinctive appearance
| fireproof
| long life span |
| |
|
| very expensive
| requires specialized installation
| heavy
| fragile
| high maintenance |
| | | |
|
