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Waterproof Roofing Solutions

Cold Liquid Applied Waterproofing & Surfacing Systems

Cold applied liquid roofing is a flame-free and quick-curing waterproofing solution which forms an elastomeric, UV stable and seamless membrane. It can be used on flat roofs, gutters and pitched roofs. All systems Rateavon install are BBA approved.

Cold applied liquid systems can be used on both new build, refurbishment projects & for repairs and can be applied to a wide variety of substrates including concrete and timber decks, as well as most existing waterproofing membranes such as asphalt, bitumen membranes and synthetic single ply (subject to condition and suitability). Rateavon can carry out pull out tests to determine the existing roof build-up and condition.

These systems can be applied as an overlay or built up system incorporating insulation. A wide range of colours and finishes are available from heavy duty wearing, to smooth and anti-skid finishes, allowing for the design to be tailored to the needs of each specific project.


Cold liquid applied roofing system have a life span in excess of 20 years and manufacture warrantees up to 25 years are provided.  Rateavon are approved installers of Kemper, Triflex, Alumasc Roofing and Bauder.

Rateavon uses aluminium powder coated copings to provide a finish to upstanding parapet walls as part of many flat roofing projects, this ensures the completed roof is entirely weather tight. The copings are fabricated to fit and can be polyester powder coated in a range of colours.

Reinforced bitumen membranes systems consists of two or more superimposed layers of a bitumen roofing sheet which is bedded and bonded with hot bitumen or fused together by torch application method. There are many different systems available which have different qualities to suit a variety of project and building requirements.  All systems Rateavon install are BBA approved.

Reinforced bitumen membrane systems can be used on both new build and refurbishment projects and give exceptional performance, durability and versatility. They performs excellently over all types of roof decks and insulations.

The life expectancy of a well laid, properly designed system should perform, trouble free, for 30 plus years. Rateavon are approved installers of Kemper, Alumasc Roofing and Bauder.

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