Why Choose Grosvenor?
Extra Secure
Advanced Locking Mechanism
We use the most advanced locking mechanisms with a high security ABS key and barrel.
Energy Saving
'A' Rated Energy Efficiency
Double and triple glazing with the latest technology give u-values as low as 0.8 and ratings up to A+21.
Award Winning
Market Leading Products
All our awards are based on customer reviews that are returned to Network Veka on every installation we carry out.
Quality Assured
Rigorous Quality Testing
High quality products which carry a minimum 10 year comprehensive guarantee.
Some of our Featured Services








Property Services
Grosvenor Property Services offer a full building service including extensions and renovation.Read More >
Introducing the New
Apeer Door Range
Extra Strong
70mm high density construction for one of the strongest doors around.
Security
Hook, shootbolt and deadlatch with ant-bump, anti-snap, anti-drill and anti-pick barrel.
Thermally Efficient
A-rated by design, this is one of the warmest doors around.
Colours
24 standard colour options & bespoke colour matching with matching frames and side panels.

Ultra Durable
Hard wearing design to maintain an as new appearance.
Draught Proof
Double Rebate using two seals achieving excellent draught proofing.
Glass Designs
Unique range of bevels and coloured designs sealed inside a triple glazed unit.
Beautiful Design
Doors that replicate the wood finish with both traditional and contemporary styles.
We Serve the Domestic Market
WE PROVIDE A FULL SUPPLY AND INSTALLATION SERVICE FOR OUR DOMESTIC CUSTOMERS
We install upvc, composite and aluminium windows and doors. We design and build conservatories, orangeries, extensions and porches. We use products from leading companies such as VEKA, Origin, Palladio, Solidor, Rockdoor, Residence 9, Senior Aluminium and Firestone.
We Serve the Commercial Market
COMMERCIAL CLIENTELE KNOW AND TRUST US TO FULFIL THEIR BUSINESS NEEDS
Grosvenor have been providing a first-class service to social housing, schools, offices, shops and building contractors for over 30 years. We use the VEKA window system because it is the most professionally specified uPVC system, accounting for over seven million windows a year.

Network Veka - Total peace of mind for the next 10 years
Grosvenor Windows are proud to be a member of the respected trade organisation Network VEKA. The concept of Network VEKA is a unique one, which puts the customer in control through an indestructible series of promises and guarantees that ensure Network VEKA’s high standards are upheld by every member company, under the constant vigilance of the organisation itself. Each member is obliged to live up to a series of strict quality standards of manufacture, installation and staff training. They must also offer every single customer Network VEKA’s unique Ten-Year Insurance-Backed Guarantee at no additional cost.
Being a member of Network VEKA allows us to offer you the best of both worlds; it provides the reassurance of a powerful, nationwide organisation, combined with the professional and personal service of a friendly, local company.
RECENT PROJECTS WE HAVE COMPLETED
What People Say About Us
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From 1st contact with Ian to final build what a great job. What cracking lads you have working for you. Clean, tidy and great workers. Thank you again for the great orangery which is the talk of the street.
- Mr & Mrs Smith , Coppull
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We are pleased indeed with the windows and doors and would like to thank you for the advice during the ordering process and your fitters, who carried out the work in a friendly, hard- working and professional manner. The customer service afterwards was also very good.
- Mr & Mrs Miller , Horwich
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A sincere thank you for the work carried out on our conservatory. From first coming to the showroom, to the completion of the work, we were dealt with in a very professional and friendly manner and the work is excellent.
- Mr & Mrs Partington , Aspull