Mastic Asphalt Roofing Details

Mastic asphalt roofing can be applied to form a continuous waterproof covering over flat sloped or curved surfaces and can be worked around pipes roof lights and other projections.

Mastic asphalt roofing details.

Each document will open in a new window. Mastic asphalt can be laid on most types of rigid sub structures such as concrete timber and metal decking. One of the key advantages of mastic asphalt particularly for larger projects is that it can be laid at speed. Iko permaphalt roofing.

Iko is the only manufacturer of mastic asphalt who are members of the mastic asphalt council mac the national trade body for the industry. Top quality products design and workmanship are fundamental to the mastic asphalt. View our mastic asphalt pages to find out more about iko permaphalt polymer modified mastic asphalt and. Its advanced polymer formulation makes it the perfect choice for any roofing application.

Download the permaphalt design guide. Find out more about the carbon100 initiative which means that a mastic asphalt roof is carbon neutral. Due to their size the technical guides have been divided into sub sections. Welcome to the mastic asphalt council the mastic asphalt council mac is the trade association for the uk mastic asphalt industry.

Metal decking does not provide a continuous supporting surface for mastic asphalt roofing therefore the decking should be overlaid with a rigid board or sheet material secured to the crowns of the decking. Independent low temperature flexibility tests concluded that permaphalt will withstand ambient temperatures down to minus 20 c. Iko permaphalt roofing. Mac represents more than 90 companies including mastic asphalt manufacturers the contractors responsible for its installation and associated suppliers of equipment and services.

Please select a section to open below. A splayed arris is formed when mastic asphalt is continued through the wall to form a horizontal damp proof course. Iko permaphalt is a specially formulated mastic asphalt solution for roofing that uses advanced polymer technology to provide long term durability increased fatigue resistance improved temperature stability and ease of installation. Mastic asphalt should be designed in accordance with bs 6229 1982.

Performance in all flat roof specifications. The material can be delivered to the site direct from the factory at. The maximum permissible deflection as a multiple of span should be 1 325. The first coat of mastic asphalt the exposed uppermost part of the mastic asphalt skirting should be formed with a splay to shed rainwater even though a metal flashing may be fixed to cover the exposed part.

Fillets fillets should. Click here to read the technical guide introduction click here to read the general information pdf the guides are in pdf format.