We understand how important quality is to our customers and therefore continually develop our products and services to achieve the high standards that are expected. We carry a number of third party accrediations and affiliations including: 

FSC.jpg The Forest Stewardship Council® is an international, non-governmental organisation dedicated to promoting responsible management of the world’s forests. We have received FSC multi-site chain of custody certification, showing all our timber comes from a sustainable source. 
PEFC.jpg The Programme for the Endorsement of Forest Certification is an international, non-profit, non-governmental organization which promotes sustainable forest management. We have received PEFC multi-site chain of custody certification, showing all our timber comes from a sustainable source. 
WWA.jpg JELD-WEN are a member of the Wood Window Alliance, we support the develpment and standards of timber windows and our membership ensures we are performing on quality, performance and sustainability. 
TWA-Scheme.jpg The TWA scheme, set up by British Woodworking Federation, provides one of the most rigorous and best supported of the UK certificates schemes for wood windows. 
BWF-Certifire.jpg All JELD-WEN fire resisting doors come with the added assurance of the BWF-Certifire third party certification scheme by the British Woodworking Federation.
Secured-by-Design.jpg Secured by Design is the official UK Police flagship initiative supporting the principles of designing out crime. Products have been tested and approved under the scheme wherever you see the logo. 
BSI-Kitemark.jpg Our timber window, patios and exterior doorset ranges are certified under the BSI Kitemark certification to ensure quality, performance and safety standards. 
CE-Marking.jpg All JELD-WEN factory glazed windows, patios and external doorsets carry the CE mark in line with the Construction Products Regulations. 
 ISO-9001.jpg ISO 9001 is the world’s most widely recognised Quality Management System. We are formally assessed under this quality practice and our Sheffield Doors and Melton Stairs factories are ISO 9001: 2008 certified, whilst our Melton Frames factory is ISO 9001: 2015 certified. Our products undergo rigorous testing to ensure they can perform to the highest standards when installed. 
ISO-14001.jpg ISO 14001 is the world’s most widely recognised Environmental Management System. We are formally assessed under this environmental practice and all our factories are ISO 14001: 2004 certified. 
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