Decra is tested by in-house and third party laboratories

Resistance to Impact of Hailstones test – by the Commonwealth Scientific and Industrial Research Organisation (CSIRO) Australia. (AHI 9.1)

High Speed Dynamic Rain Penetration and High Wind loading Tests – by the Construction Research Laboratory Inc, Florida, USA. (AHI 2.1.1)

Roofing Tiles


British Board of Agreement, assessment of products for construction – Certificate No: 99/3568 March 1999. & 99/3568 March 1999.


Thermal properties with and without underlays (sarking). Tests by the AHI Technical Centre, New Zealand. (AHI 2.5.2, 3.63


Concentrated Force on Roofing Tiles in Australian Standard 1562. Rule 5.2, 1973 by the Cyclone Testing Station, Australia.(AHI 2.2.2, 2.1.9)

Rainwater Collection

Rainwater run-off is well within the lower limits of the World Health Organisation’s standards. Tests by Water Science Laboratories, Australia

Fire Resistance

Otto Graf Institute, Germany – Resistance to flying fires and radiant heat, Cert. No: DIN4102/7 October 2000

Earthquake damage

Wakefield Laboratories Limited of New Zealand – Simulated Earthquake Test 1969. (AHI 2.5.34

Wind Protection

Hurricane tested by the Construction Research Laboratory Inc., Miami, Florida, USA (AHI 2.1.1