Local consultant for national UK business, Everest Home Improvements. Established since 1965; over 2 million happy customers. Every window is bespoke and fitted to your requirements with millimeter tolerances. The only company t have a lifetime guarantee against discolouration and condensation in the sealed units (in our White Exclusive range). Over 20,000 bespoke conservatories installed. In 2005 the advertising Standards Authority ruled: 'Everest's products still had a significant advantage over their competitors.'