Flat Roof Re Roofing

Most standard epdm membranes are 1 2 millimetres 0 047 in thick and 15 by 30 metres 49 by 98 ft max.

Flat roof re roofing.

Installing a simple 1 600 sq ft. There is a downside to fibreglass unlike bitumen felt it cannot be laid onto old ply or chipboard. The biggest threat is of course going to be water which will find any access though any hole or inadequately sealed seams in a roofing membrane. Plus it has the added advantage of reflecting heat from the sun which keeps energy costs down.

Measure your roof and select an appropriately sized epdm membrane. It s commonly seen on smaller flat roofs such as single garages porch roofs and door canopies. On a flat roof generally speaking you want to avoid any types of seams if at all possible. Asphalt roofs are one of the most durable of all traditional membranes.

Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot. Before ridge vents became standard cupolas were used to cool houses and barns. Use a measuring tape to measure the length and width of your flat roof. Your main goal when covering a flat roof is to create a barrier that will be impenetrable to water.

Fibreglass is a long lasting tough yet slippery material that has been used as a flat roof covering for decades. All three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof. Flat metal roofs can last for almost 35 years in ideal conditions. The average cost to replace a flat roof is 5 10 per square foot.

Metal is one of the most popular materials used for flat roof replacement. Fitted with louvers or electronically controlled windows they help draw cool air in through soffits or open windows then vent warm air from the top of the. Single ply membranes tpo pvc epdm rubber. Tearing off an old roof offers the opportunity to have your roofing contractor add one of these upgrades.

Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules. Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone. Flat roof costs 8 000 16 000 depending on the material you choose. You can quickly estimate flat roof replacement costs for the following materials.

Metal specifically aluminum is known for its durability. Here is a video on how to seal a flat roof permanent it does not required a lot of skills just time to let it dry completely hope it beco. We love the flexibility of a flat roof for certain design limitations but they have a bit of reputation for leaks and repairs.