If you wish to install metal roofing over your existing roof, the metal roof will most likely be raised over the existing roof by means of furring strips.
Metal roofing can often be installed over an existing roof, if not, the old shingles will need to be removed first.
Roofing materials installed in large panels are more difficult to replace if damaged than individual shingles.
Metal roofing is also available in any number of colors through the use of paint.
Cleaning the roof is a task many have to do because moss, lichens and algae can grow on shingles and other roofing materials.
Ventilation is an important consideration when installing metal roofing.
This cultural and environmental diversity has led to a wide range of roofing materials and styles, from the simple and ephemeral to the more durable and complex.
The most popular types of metal roofing include standing seam panels, flat lock panels, individual overlapping tiles, or panels that have the appearance of Spanish tiles.
If you choose to install the metal roofing over the old roofing materials you can create a base by screwing down 1x4 boards lengthwise every 2 feet.
the best-designed roofing products and systems on the market are still only as good as the people installing them.
© 2012 Householders Guide
