Leading steel window manufacturer Crittall is promoting the wide spectrum of colours finishes available across its product range. Crittall Duralife epoxy-free polyester powder coatings are available in a range of 46 standard colours. Dual colour is also available. The Standard colour range is matt finished while Gloss is also available. Other RAL, BS, NBS or custom colours are available to order. Powder coatings are applied to galvanised steel and aluminium substrates. ‘in-house’ under Crittall’s ISO 9001:2008 Quality Management System and ISO 14001:2004 Environmental Management System.