UPVC Doors and Windows Brackley, Northamptonshire - GRP Designs

GRP Designs are a market leading manufacturer and installer of high quality double glazing for Brackley, covering a full range of UPVC windows,UPVC doors, composite doors,stable doors, french doors, patio doors, folding doors, and conservatories. We are also suppliers and installers of fascia, soffit and guttering.

Founded in 1988, we are based in Northamptonshire and the majority of our installations and deliveries are within the East Midlands. We frequently install or deliver to the Brackley or Northamptonshire area.

We have continually invested in the latest manufacturing technology to ensure that we offer the highest quality products to our continually growing customer base. The use of quality materials and computer aided manufacture has meant that after 20 years we now achieve over 85% of our new business from recommendations.

Whilst GRP Designs is big enough to produce quality double glazing for Brackley we are also small enough to care and understand that our future success will always depend on providing the highest levels of both quality and service.

We offer transparent pricing through our online quotation systems and you can be confident of a fair price and excellent value for money. Buying from GRP Designs is an investment in your home, not an experience with a high pressure sales person!

These are the services / products that we offer in the Brackley or the Northamptonshire area
  • UPVC Windows
  • Aluminium Windows
  • UPVC Doors
  • Composite Doors
  • French Doors
  • Stable Doors
  • UPVC Folding Doors
  • Aluminium Bifold Doors
  • Patio Doors
  • Conservatories
  • Fascia Soffit Guttering

Supply and Installation Areas

GRP Designs are based in Kettering, Northamptonshire and operate across the East Midlands and surrounding counties.

Area of Operation Brackley Northamptonshire

Customer Feedback

Quality products knowledgeable friendly staff availability

Mr M T

Lee - sales rep is good and helpful Tom - surveyor is vvv good and felt like he was the only person keeping the project together fitters were vvv good, vv friendly and did a good job

Mr Mrs J O

Not "pushy" on the sales front when we visited your showroom professional friendly hard working staff at all levels quick careful good quality installation process

Mr Mrs D O

Small business showroom facilites completion within time scale

Mr M W

Enquiry dealt with efficiently a very good workforce quality products


Responsive when needed honest trustworthy

Mr O W

Workmanship joviality of workers quality of products

Mr Mrs W

Quality value for money service

Mr Mrs S

Quality reliable local company

Mr N W

Quality of product installation

Mr Mrs P G

Good communication "local"business good work ethic in company and employees

Mr Mrs A L

Respectful of property fast and efficient service courteous and pleasant staff

Mr W

Website Feedback

Easy to use

Oxford, OX26

Good website - like the door designer - works quickly and well.

Milton Keynes, MK18

The area relating to doors that was of interest to me was detailed and with useful illustrations.

Oxford, OX17

I like the fact that you could get a online quote.we also went to your show room to look at your products,which is a big help to compare the quality.we also liked the fact that there was no pressure to buy.

Northampton, NN2

The fact that the site gives an indication of price from a quick query.

Oxford, OX26

Clear and easy to use

Northampton, NN12

  • Installers were clean and tidy workers. They also arrived promptly at the agreed time. Quality products and value for money.

    Mr S, Silverstone

  • Polite friendly staff taking time to get customers needs identified. Very good clean installation.

    Mrs C, Desborough

  • Excellent products, excellent value for money comprehensive product display in showroom, friendly helpful polite hard working fitters.

    Mr & Mrs L, Flitwick

  • Clean tidy installation, very friendly approach from the fitters.

    Mrs A, Wellingborough

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