About UsAbout Us

Customer Satisfaction is our number one priority.

Established since 1988 -

Ultimate Window Systems Ltd are proud to have built a reputation for installing only the finest quality products, using fully qualified installers, together with an after sales service that is second to none.

Since its humble beginnings in 1988, Ultimate Window Systems Ltd has remained a family owned company. However this doesn't mean that we are left behind when it comes to the latest products. Being independent, we can source the industry's best products, while easily keeping up to date with cutting edge technology and the latest innovations, something that small local manufacturers find impossible to achieve.

We install products from the industry's leading manufacturers, in fact there is nothing that one of the "National" companies can offer that we can't, however what they can't offer is a local service, coupled with  local prices!

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Why not contact us for a free, no obligation, no pressure quotation?

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Our Price Promise

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No Pressure

We promise to never hard sell or pressurise you into making a decision.

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Our Best Price

We promise to give you our best price, the first time, with no haggling or fictitious discounts.

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Professional Advice

We promise to give you honest, professional advice.

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Home Visits

We promise to take only as long as is needed and never overstay our welcome.

What to consider when choosing the right company

Ultimate Windows' 5 points to consider when choosing your double glazing installation company.

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FENSA

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Make sure the company you choose is a FENSA registered company. 

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TrustMark

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Make sure the company you choose is a TRUSTMARK registered company. 

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Energy Rating

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Ask what Window Energy Rating (WER) the windows will be and how will they prove it?

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Gaurantee

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 Ask how long the guarantee period is and is everything covered? 

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Established Company

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 How long has the company that you are considering using been established?

Accreditations

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What our customers have to say

"Top service from start to finish. Rhodri quoted me about 3 years ago and when phoned back to get updated quote 3 years on he was spot on and updated quote for me very quickly and still the best price I had.

Placing order for the windows were hassle free. Barry and Mike came fit windows they both were great couldn't do enough great job thanks all involved."

Nick Williams

"We used Ultimate to provide and fit a Solidor front door, side panels and a window in a new front extension. After having the "big three" round to quote first, it was a refreshing change just to be given a price.

No inflated prices and haggling down as has become the norm in the double-glazing industry. Job was carried out cleanly with no delays and no fuss. Door looks great. We're going to use them again for replacing a set of patio doors."

Kevin Wallace

"Great staff and brilliant value and a good selection, I would use them again. Will be a while as they did such a good job the first time."

Grant Wilkins

"I would like to say a huge thank you to Karl and Andrew who fitted a French door at Cwrt Pegasus in Cardiff today. They have done an excellent job and I'm extremely pleased. As the manager of the development I have dealt with a lot of contractors and they stand head and shoulders above.

Friendly, polite, informative and experienced. I wouldn't hesitate in using them again and recommending. A very happy resident and a very happy manager."

Angela Burford

"We are so pleased that we chose this family run business to install our new doors. From the initial visit by Craig to the installation undertaken by Andrew and Carl, the standard and professionalism has been exemplary.

It is obvious that this company take great pride in their work and that customer satisfaction is important to them. An excellent company to deal with."

Charles Cann

"I've used Ultimate Windows a number of times and have always found the product, installation and installers excellent. I have recommended them to neighbours and friends. All that have used them agree with my assessment of their high standards."

Alan Williams