Sherborne Windows Accreditations

Sherborne Windows is a specialist home improvement company that prides itself on our awards and accreditations. We believe accreditations speak volumes about our professionalism and reputation, showing acknowledgement from third-party organisations. Our staff have undergone all the required training to enable the highest standards of craftsmanship for our accreditations and shows our dedication to supply professional services.

Sherborne Windows and Doors

Sherborne Windows Accreditations

At Sherborne Windows, we are accredited by a selection of well-known industry organisations. Our accreditations give customers peace of mind that we are competent and experienced home improvement specialists endorsed by recognised associations.


Assure Certified InstallersBluesky Assure

Assure is an official UKAS-accredited Competent Person Scheme. The scheme is authorised by the Ministry of Housing, Communities and Local Government (MHCLG) to replace windows and doors in England and Wales. Choosing an Assure accredited installer assures you that all works conducted follow Building regulations, and a certificate is provided to clients to prove it. 


Bluesky Certified Installer for Conservatories, Doors & WindowsBluesky Certified Installer

Bluesky certification is a UKAS authorisation body that regularly scrutinises policies and procedures permitting credible certification. Bluesky is widely recognised by controlling authorities with rigorous requirements upholding the highest standards within the glazing industry. 


CINCertified Network Installer CIN

CIN is The Certified Installer Network representing window, door, and conservatory installation companies across the UK. This accreditation promises high-quality products, quality installation, and clear communication for customers. CIN is also governed by the CIN Better Fitters Code of Practise to ensure the highest quality tradespeople. 


IWA Deposit & Guarantee Protectioniwa logo

IWA Deposit & Guarantee Protection is authorised by the Financial Conduct Authority, supplying the highest level of deposit protection and insurance backed guarantee for home improvement products in the UK. This fully protects customers in the unlikely event that a company ceases trading. 


FENSAfensa logo

The Fenestration Self-Assessment Scheme, known as FENSA, Is the UK’s most widely known competent persons scheme in the glazing industry. FENSA supplies government-approved windows and door installation certification, showing compliance to building regulations. Working with a FENSA improved installer, like Sherborne Windows, means new windows and doors are protected and guaranteed. 



Windlesham Conservatory & Orangery Showsite

Lavershot Barns, London Road (A30), Windlesham, GU20 6LL

Visit Showsite

Farnborough Window & Door Showroom

135 Lynchford Rd, Farnborough, Hants GU14 6HD

Visit Showroom
Timber windows showroom in Hartley Wintney interior

Timber Windows of Hartley Wintney Showroom

55 High Street, Hartley Wintney, Hook, RG27 8NY

Visit Showroom

Timber Windows of Sunningdale Showroom

2 Broomhall Buildings, London Road, Sunningdale, SL5 0DH

Visit Showroom