Roofing Layer Materials

Your roof type dictates what roofing material you can select.

Roofing layer materials.

A two layer torch down roof consists of one base sheet and one smooth cap sheet. The roof is a system composed of layers of different materials that work together to keep wind and weather out of your home. An external installation on the roof that uses the vent pipe system to prevent water seeping in and create damage. First on our list is modified bitumen which involves using an asphalt base that comes in multiple layers with each layer getting welded on to the roof.

These roofs are installed as thin sheet materials 0 030 30 mils to 0 060 inches 60 mils thick and are applied to the roof in a single layer. It is a waterproofing layer made of regular felt stacked above the solid decking board and then completely covered by the shingles or other roofing materials. A three layer torch down roof features the same base and cap sheets as well as an additional cap sheet with a granulated surface. Ridge vents are at the top of your roof covered by roofing material but with a gap designed to allow warm moist air to escape from the attic.

Roof covering typically of flat and rectangular shapes and made of various materials such as slate wood flagstone plastic metal and composite materials. Shingles are the element that most homeowners are familiar with as it is the layer you can see from the outside of your home and it is an important aesthetic aspect. Being made of synthetic rubber or polymer they are flexible and elastic and can handle temperature changes and some impact types better than built up roofs. The five main types of roofing materials are asphalt shingles cedar shakes concrete or ceramic tiles metal sheets and rubber used for flat roofs.

You see them right at the roof s top. We basically have 5 roofing materials types that are common at the moment. This is where most of the homeowners will remain focused on materials colors and styles. On the plus side bitumen does have one of the lowest price tags of all the flat roof materials.

For roofs with a 3 in 12 pitch or less tar and gravel bitumen roll roofing or even metal sheet roofs work well. Asphalt shingles come in two major types 3 tab and architectural. Decking wood sheathing the decking is the base on which everything else is laid. The asphalt then seals up to prevent any holes that stuff like water could get through.

Flat or nearly flat roofs must be covered with built up roofs such as tar and gravel or more modern counterparts to keep water out.