Flat Roofing Felt Types

Item 656632 model 0903000.

Flat roofing felt types.

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. Roofing felt is one of the oldest available options and advances made in the past decade or so have begun to move more towards the torch on approach. Pros and cons for flat roof materials 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. The hot applied asphalt or coal tar pitch blends with the bitumen soaked roof felt and creates a monolithic roof membrane.

This type of flat roof still has a bad reputation with some people but i m going to tell you why that perception is out of date. The roof felt asphalt tar layering is repeated in overlapping layers until the assembly is two to fours plies in thickness. Suitable for small garages to large warehouses felt roofing remains a popular cost effective choice. There are many different types of flat roofing systems available each one with their own pros and cons.

Layers of bitumen felt are heat welded onto each other to form an impenetrable barrier. A guide to flat roof options. Ikopro solvent free water proofer is an easy to use bitumen based emulsion for roofs. Built up felt roofing consists of two to three layers of bitumen sheet that have been bonded together using either hot bitumen or adhesive.

Here is a video showing how the felt is installed on the flat roof. Different types of flat roof material options. Also known as glass reinforced plastic grp fibreglass flat roofing is quick. Versatile and strong bitumen waterproof felt roofing is extremely effective at withstanding the effects of rain and sun.

When choosing a flat roof you need to take a number of considerations into account including the look you want to achieve the size of your flat roof the type of weather it ll face and the amount of labour it will require. Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment. They had minimum internal. This type of flat roofing felt has been in use for decades and is still used today.