Today's opening times:
Fit for summer - up to 50% off
View offers »
Get a free quote
Click here »
Up to 20% off conservatories
Help to buy
The British Standards Institute (BSI) is the National Standards Body of the UK. We’re proud to certify to ISO 9001 – the world’s most recognised quality management standard and hold 12 Kitemark certifications for meeting exceptional quality and safety standards. See also Everest Quality Policy.
Made in Britain are passionate about UK manufacturers and British-made brands so champion authentic British goods to help skills, crafts and innovation thrive. We're proud to be members of 'Made in Britain', which shows our continued commitment to British manufacturing & design.
Secured by Design is a UK police initiative promoting products that help reduce the risk and fear of crime. It's the only form of Police approval for products in the UK and to achieve Secured by Design status, our products had to adhere to the organisation’s rigorous test standards.
The Fenestration Self Assessment Scheme (FENSA) is the largest and longest established scheme for installers that is trusted by Local Authorities, industry and Government. As a registered firm, you can be confident Everest installations are fully compliant with Building Regulations.
The Glass and Glazing Federation (GGF) is a trade association representing companies who make, supply or fit, glass and glass related products. As a founding member, Everest abide by the GGF code of Conduct, which includes good health and safety practices, insurance and customer care.
The BFRC is the UK's national system for rating energy efficient windows and doors. The WER (Window Energy Rating) scheme is used to measure energy efficiency levels from A++ to E. Our uPVC casement windows are rated A+ while our triple glazing achieves an A++ rating.
TrustMark is the only Government endorsed scheme for trades in and around the home. This accreditation gives customers reassurance of quality and protection from rogue traders and as a registered firm you can be confident that Everest are raising industry standards.
The Chartered Trading Standards Institute (CTSI) represents trading standards professionals working in the UK and overseas. It exists to promote and protect the success of a modern vibrant economy and safeguard the health, safety and well being of citizens.
The Conservatory Association is a part of the Glass and Glazing Federation, and as a part of our membership we always construct our conservatories using products that comply with the relevant British Standards Institution and Conservatory Association specifications.
The Glazing Arbitration Scheme (TGAS) is an independent ADR (alternative dispute resolution) scheme. It offers a simple, hassle-free way to resolve a dispute with a trader over the supply and/or installation of conservatories, windows, doors plus other glazing related and home improvement products.
Interlay is the independent association of block paving contractors dedicated to promoting and maintaining the highest professional standards. Everest adheres to the Interlay Code of Practice, which covers aspects such as providing efficient drainage and using quality products which are fit for purpose.
Quiet Mark is the international approval award programme associated with the UK Noise Abatement Society charitable foundation. It encourages companies worldwide to prioritise noise reduction within the design of everyday machines and appliances, and find solutions to noise problems. Everest is the only home improvement window company whose windows have been approved by the international Quiet Mark award programme.
The British Board of Agrément (BBA) is the UK’s prime authority offering approval of construction products, systems and installers. Everest products have been awarded the BBA certificates below.
BBA Certificate 03/4067 for Roof Waterproofing System
BBA Certificate 06/4318 for Conservatory Roof Systems
BBA Certificate 11/4856 for uPVC Cladding System
BBA Certificate 13/5035 for uPVC Roofline System
A Kitemark is a registered certification mark owned and operated by BSI and is one of the most recognised symbols of quality and safety. Everest are proud to hold the kitemark accreditations below.
KM7817Fabricator Aluminiumalloy windows
KM660666Aluminium window system supplierEnhanced security PAS24
KM7272Aluminium door fabricatorEnhanced security PAS24
KM77911KM12891PVC U windows
KM77912Window fabricatorEnhanced security PAS24
KM660665KM60363PVC U Door fabricatorEnhanced security PAS24
KM598445Composite doorsEnhanced security PAS24
KM33534PVC U Improvedsecurity windows
KM7077Thermally toughenedsafety glass
KM37917Insulated glasssealed units