In addition to panels, copper roof tiles can add uniqueness to a roofing system.

In some roofing systems, it is envisaged that the investigation will extend to examining the condition of individual layers within the roof.

A metal roof is a roofing system made from metal pieces or tiles.

This data collection time allowed for solar heating of the roof, and any entrapped water within the roofing system, during the daylight hours.

This distribution center has California's largest solar panel roofing system.

Membrane roofing is a type of roofing system for buildings and tanks.

This eliminates much of the leakage concerns associated with flat roofing systems.

These newer roofing systems are also attached directly to the top of a building, which eliminates the need for excess weight above.

Goodyear is also a producer of roofing systems and soles for running shoes.

Although similar characteristics and principles exist, there are several differences between the two types of environmentally sound roofing systems.