DAL has been involved in all aspects of transport lighting since they began trading in 1984. DAL understands the complex safety requirements of products for public areas. The necessary Ingress Protection or exterior or harsh environments must be ensured. Glare control and light distribution are key to the comfort and safety of people within these spaces. The products' energy consumption is of prime importance to the environment. DAL has a wealth of experience in the design and manufacture of luminaires for harsh weather and extreme conditions, also bomb and fireproofing.