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Eco Diamond Energy Saving uPVC Windows

Treat your home to a total transformation with Eco Diamond ™ windows

Enhance your home with our range of EcoDiamond™ casement windows that not only look fantastic, but are rigorously tested to exceed the standards for security, heat retention and weather performance. With six frame colour options, a choice of handle and numerous customisation options EcoDiamond™ offers a flexible solution to really personalise your home.

  • A range of colours, styles and options to suit your property
  • Give your home a clean, fresh look with EcoDiamond™ windows
  • Rigorously tested to exceed industry standards
  • A-Rated to achieve outstanding heat retention and minimum heat loss

We'll beat anyone's prices including sale prices!*

Call Us Now on 0808 274 8283

We offer a range of colours, styles & options for you to choose from

White window
Oak window
Rosewood window
Cream window
Grey window
Black frame casement window

Glazing, decorative features and added functionality

Select an option to find out more

Our windows are available in a variety of configurations

Please speak to us if you don't see the configuration you're looking for.

Cosy customer

Keep your home warm and feel the benefits of reduced energy bills.

With a design focussed on keeping you warm and eliminating draughts our A-rated EcoDiamond windows are independently tested by the British Fenestration Rating Council.

  • EcoDiamond glass - with Pilkington Optifloat™ and Pilkington K glass™ technology
  • Multi chamber frame - 5 chamber profile insulates
  • Recommended by the Energy Saving Trust
  • Q-Lon seals - keep the draughts and weather outside

The benefits of a Safestyle EcoDiamond window

Tape measure

Precision made-to-measure

We custom make each of our frames to suit your home for an air-tight seal and better security

Multipoint locks

Multipoint locks

Our EcoDiamond product ranges all feature multipoint locking for security and peace of mind

Expert fitters

Expert fitters

We have hundreds of experienced fitting teams throughout the country

Internally beaded

Internally beaded

Preventing the removal of the beading to gain entry

Dedicated service engineers

Dedicated service engineers

Throughout the country should you need a repair or replacement

A rated

A-rated energy efficient

Ensures maximum heat retention and minimum heat loss

Environmentally friendly

Environmentally friendly

We remove your old windows and recycle 95% of all our waste


UK made

Proudly made in our 18 acre factory in Yorkshire.

Price promise

Price promise

With our lowest price guarantee we’ll beat any like-for-like quote

Trusted and rated

Trusted and rated

89% of customers who reviewed us say they would recommend us.


Quotes valid for 12 months

A free, clear and simple quote, then we give you plenty of time to decide

10 Year Guarantee

10 Year Guarantee

We promise you’ll get a decade at the very least of worry-free, virtually maintenance-free pleasure from your Safestyle uPVC door.


  • Internally beaded - so the glass can’t be removed from the outside
  • BSI kitemarked - rigorously tested to ensure the highest possible standards
  • Trident multipoint locking - securely anchoring the frame and opener
  • Precision installation - Making it harder for would-be intruders
  • Multi chamber frame - a robust 70mm frame profile that’s steel reinforced where necessary
  • Pro Linea handle - with push button and key locking for extra assurance

Energy saving

  • Recommended by the Energy Saving Trust
  • A-rated by the BFRC meeting the energy performance criteria agreed by the industry experts
  • Allows free heat energy in from solar gain
  • Reduces the heat lost through your windows with EcoDiamond glass technology
  • Eliminates draughts and leaks with a precision installation

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