Undercut drip a mastic asphalt apron with an undercut drip may be provided on masonry constructions the mastic asphalt being applied in two coats to a thickness of 13mm.
Mastic asphalt roofing details.
Click here to read the technical guide introduction click here to read the general information pdf the guides are in pdf format.
Due to their size the technical guides have been divided into sub sections.
Aluminum asphalt roof mastic that eliminates the need to surface with minerals or a reflective coating tuff flash plus lo.
Eaves gutters where the roof falls into an eaves gutter the asphalt should be finished over a lead or other suitable flashing set into a rebate in the substructure.
Iko permaphalt roofing.
When mastic asphalt is applied to vertical and sloping surfaces including skirtings and upstands against brickwork stone or concrete the top of the mastic asphalt shall be tucked into a continuous chase of 25mm x 25mm formed in the structure and its exposed part should be formed with a splay to shed rainwater or continued horizontally to form a mastic asphalt capping.
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It is designed to provide drainage falls as well as a stable base for the specified waterproofing system.
Whereas for a turn down on an open roof the size should be 50mm.
Roofing mastic see acrylic roof mastics asphalt roof mastics.
Tuff flash plus lo is a multi purpose two part asphaltic polyurethane based low odor liquid flashing membrane designed to create a watertight flashing on tough roofing details that are difficult to seal with a.
Hot applied tar has been widely used for nearly 100 years as an inter ply coating in built up roofing.
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 follows the same fundamental principles as built up roofing when it comes to using upstands for waterproofing at skirting and turn downs on open roofs.
It is manufactured in the uk from selected bitumen s limestone filler and specially graded aggregates.
The minimum required height of an upstand for waterproofing at skirting s is 150mm.
Iko permascreed is a mastic asphalt levelling screed for flat roofs walkways vehicle decks.
Iko permaphalt is suitable for insulated warm roofs un insulated cold roofs and inverted roof specifications and provides an ideal solution for both intensive and extensive green roof systems.
Its advanced polymer formulation makes it the perfect choice for any roofing application.
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