Types Of Roofing Felt For Flat Roofs

This is a question i get asked a lot and to be honest there isn t a right or wrong answer but there is sometimes a type of flat roof that would suit a flat roof of a particular size shape detail level or budget.

Types of roofing felt for flat roofs.

Built up roofs are installed using several layers of a special type of roofing felt that has been asphalt impregnated and embedded in bitumen applied with a hot mop. There are many different types of flat roofing systems available each one with their own pros and cons. 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. Best flat roofing materials flat roofs compared.

Also known as glass reinforced plastic grp fibreglass flat roofing is quick. Built up felt roofing consists of two to three layers of bitumen sheet that have been bonded together using either hot bitumen or adhesive. Ideal for an apex flat or pent roof shed felt and roofing membrane are durable and perfect for a newly built structure or to re cover existing roofing material. But what some may not know is there s another layer of protection directly on top of the roof deck and under the roof covering that performs a critical role in protecting your home from moisture damage.

Versatile and strong bitumen waterproof felt roofing is extremely effective at withstanding the effects of rain and sun. 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. In the traditional poor and roll process bitumen is supplied in blocks broken up and heated on site in a boiler until molten. Bitumen felt flat roofs are affordable in price and provide a great waterproofing result.

This type of flat roofing felt has been in use for decades and is still used today. When most people think of roofs they typically think of shingles or metal roofing. Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof. The longevity of the roof depends on the quality of the materials used.

Suitable for small garages to large warehouses felt roofing remains a popular cost effective choice. Below you will find three price examples for both single and double garage roofs these are the most common types of flat roofs in the uk so use these figures as a starting point. With an average life expectancy of 15 to 30 years flat felt roofing is economical but has a tendency to crack as it ages and the temperature changes. The hot applied asphalt or coal tar pitch blends with the bitumen soaked roof felt and creates a monolithic roof membrane.