At Harrington Group all our construction products are CE certified to comply with the Construction
Products Directive and we are independently 3 rd party accredited by the N.S.A.I.

From our raw materials to the final end product we ensure that all of our constituent materials
comply with the relevant EU product codes, so as to reach the highest quality standards for our

We use only INAB accredited testing laboratories for our external testing and allied to competent
professional geologists we ensure our aggregates are fit for use. Our team of laboratory technicians
monitor our day to day production in all our facilities to ensure compliance with our 2+ system of
quality control.

We are complaint to the following standards….

I.S. EN 206:2013+A1:2016 Concrete – Specification, performance, production and conformity

I.S. EN 771-3:2011+A1:2015 Specification for masonry units – Part 3: Aggregate concrete masonry
units (Dense and lightweight aggregates)

I.S. EN 12620:2013 Aggregates for concrete

I.S. EN 12737:2004+A1:2007 Precast concrete products – Floor slats for livestock

I.S. EN 13043:2002 Aggregates for Bituminous Mixtures and Surface Treatments for Roads, Airfields
and other Trafficked Areas

I.S. EN 13108 Bituminous mixtures

I.S. EN 13242:2002 Aggregates for Unbound and Hydraulically Bound Materials for use in Civil
Engineering Work and Road Construction

See our certificates