Mastic Asphalt Roofing Details

Mastic asphalt should be designed in accordance with bs 6229 1982.

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. Click here to read the technical guide introduction click here to read the general information pdf the guides are in pdf format. Mac represents more than 90 companies including mastic asphalt manufacturers the contractors responsible for its installation and associated suppliers of equipment and services. Iko permaphalt roofing.

Due to their size the technical guides have been divided into sub sections. Fillets fillets should. 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. 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.

Mastic asphalt has kept pace with today s technology. Each document will open in a new window. The maximum permissible deflection as a multiple of span should be 1 325. View our mastic asphalt pages to find out more about iko permaphalt polymer modified mastic asphalt and.

Performance in all flat roof specifications. 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. One of the key advantages of mastic asphalt particularly for larger projects is that it can be laid at speed. A splayed arris is formed when mastic asphalt is continued through the wall to form a horizontal damp proof course.

Iko is the only manufacturer of mastic asphalt who are members of the mastic asphalt council mac the national trade body for the industry. Independent low temperature flexibility tests concluded that permaphalt will withstand ambient temperatures down to minus 20 c. Download the permaphalt design guide. The material can be delivered to the site direct from the factory at.

Its advanced polymer formulation makes it the perfect choice for any roofing application. 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. Welcome to the mastic asphalt council the mastic asphalt council mac is the trade association for the uk mastic asphalt industry. Top quality products design and workmanship are fundamental to the mastic asphalt.

Mastic asphalt can be laid on most types of rigid sub structures such as concrete timber and metal decking. Read 10 reasons to choose mastic asphalt on the mastic asphalt council website.