About Us

Milton Keynes Window Suppliers

UPVC window Welcome to UPVC-Online where we are all about great looking UPVC or aluminium windows, doors and conservatories and exceptional service.

Supplying Windows to the Trade

At UPVC-Online we have over 25 years' experience in the double glazing industry. Based near Milton Keynes in Buckinghamshire, but covering the whole of the UK, we supply or supply and fit UPVC and aluminium windows, doors and conservatories to the trade, individual home owners or businesses.

25 Years of Experience in Supplying and Fitting Windows, Doors and Conservatories

Excelling at reliability, flexibility and superior workmanship, we supply and fit new or replacement windows and doors on a daily basis and have been designing conservatories every week for 25 years. This means you can rest assured that we have the expertise and knowledge to deliver reliability, good quality and safety every time.

Designed to improve, enhance or transform your home or business, at UPVC-Online, we offer a wide choice of styles guaranteed to suit every setting and all individual tastes.

Our high quality range of UPVC and aluminium windows and doors, combined with our friendly and helpful approach, guarantees the highest levels of customer service. But don't take our word for it - we have testimonials from many happy and satisfied customers.

100% complaint with building control and building regulations, at UPVC-Online we offer a huge selection of full glazed windows, doors and conservatories. In addition, we also provide a full survey and fitting service so that you can be fully confident that the windows and doors you have ordered will fit perfectly, as well as a unique planning and building regulation service for any type of building.

Energy Efficient Windows, Doors and Conservatories

All of our windows, doors and conservatories are energy efficient and we can provide BFRC Energy Rating certificates for all glazed items. Being BFRC rated means that your windows will help to contain and conserve heat, keep out wind and rain, resist condensation, contribute to improved sound insulation and yet allow natural free energy, i.e. the warmth of the sun.

Although we deliver all over the UK, we are pleased to offer free delivery on all orders over £250 within a 40 mile radius of Milton Keynes, Buckinghamshire, please include your delivery postcode for an exact quote. For supply only items, we can deliver these within 7 days. For initial survey to final installation items, please allow up to 21 days. All of our products are delivered in unbranded white vans.

Unlike many of our competitors, we believe in being on hand to provide help and advice when you want it. So our fully manned telephone line means that you will always be able to get through, speak to a human being, ask a question or get reassurance on your order.

We use Certass Registered Fitters

certass registered For additional peace of mind, our fitters, Window Installation Services Ltd, are a registered Certass contractor. Certass is a not for profit organisation dedicated to raising standards in the glazing industry. This means that our fitters are regularly vetted to ensure they are qualified to carry out the replacement of windows and doors in accordance with the current building regulations and, once an installation is complete, Certass provides you with the Building Regulation Compliance Certificate for the work carried out.TrustMark Window Installation Services Ltd also have the TrustMark which means they work to the highest standards, endorsed by the Government.

By using a Certass registered contractor you'll get:

  • Protection of any deposit taken
  • A 10 year guarantee covering completed window and door installations
  • At a minimum, an offer of an insurance policy to cover the 10 year guarantee, should the Certass registered contractor cease to trade
  • An easy way of registering your replacement windows and doors with your Local Authority at no cost to you

So what are you waiting for?

  1. Browse our wide range of windows, doors and conservatories, submit your details using our handy sales enquiry form and we will come back to you within 24 hours.
  2. Alternatively, if you know what you want, simply pay your deposit online and we'll do the rest.
  3. Or if you would rather speak to a human being call us now on 01908 711556.