Asphalt shingles are the most commonly used roof covering for steep-slope roofs in the United States. These shingles can be reinforced using fiberglass or organic materials, where fiberglass is now the predominant material.
Like most alternative roofing materials, asphalt shingles are categorized as Class A, B, or C. Class A represents the most fire resistance while Class C the least. In general, most fiberglass shingles come with a Class A rating, while organic shingles tend to come with a Class C rating.
Wood shingles and Shakes
Wood shingles and shakes are most commonly manufactured from southern pine, redwood, and cedar. The natural look of wood shingles and shakes is popular in various parts of the country. Nevertheless, in some areas, the use of wood shingles and shakes is limited by building codes based on concerns for fire resistance.
Many of these types of shingles merely have a Class C fire rating, and sometimes they attract no rating at all. All the same, certain wood shingle products come with a Class A fire rating when incorporated with factory-applied treatments to provide fire-resistance.
Tile – concrete and clay - is very durable as a roofing material and is popular in Spanish, French, and English styling.
Tile comes in a variety of finishes and colors. Nevertheless, it is heavy, and as such, if you are replacing a different form of roofing system with tile, you need to be sure that the structure can bare the load.
Slate is available in different grades and colors, depending on the origin. It is considered as almost indestructible, though it is more costly than other roofing materials.
Further, the application of slate shingles requires special skills and relies on services such as those offered by Cockeysville roofing contractor.
Metal Shingles and Panels
Though metal shingles are primarily thought of as pertaining to low-slope roofs, they can also be utilized for steep-slopes.
There are a couple of types: shingles and panels. The shingles are generally intended as a simulation of traditional roof coverings like tile and wood shakes.
Other than their longevity, they are fairly lightweight and offer a far greater impedance to adverse weather conditions than most other roofing materials. As such, they are a popular choice in parts of the country that regularly succumb to storm damage.
Synthetic roofing materialsserve to simulate a variety of traditional roofing materials like slate and wooden shingles and shakes. However, they are currently far less common and do not have quite the same attractive properties.