A reputation for supplying high performance products

Quality does not cost... it pays...

Our glazing and PVCu division specialises in windows, doors, conservatories, glazing products, soffits, fascias and guttering. We are members of the Builders Merchant Federation and have an extensive display of products at our Bessingby depot.

Built to last...

Because we only use quality products we are extremely confident about supplying a comprehensive 10-year guarantee. We have been installing windows, doors and conservatories for nearly three decades and have never gone bust or came back under a new name. For complete peace of mind we will also supply you with a insurance backed guarantee from an industry leading specialist.

Service with a smile...

In the unlikely event of any post sales issues arising you can rest assured our commitment to service is prompt and professional, after all it’s not the problem but how you deal with it that makes the difference.

You are in safe hands....

We understand you want what’s best for your home and lifestyle. Understanding our customers and respecting their homes is what drives our business. With a responsible attitude we will provide a keen eye for detail, installing the very best products at a genuine and affordable price.

All enquiries are treated with the utmost respect so please call now for a free no obligation quotation.

4 reasons to choose Definitive

Quality Manufacturing
We have built a reputation for supplying high performance products.

Our customers love us
We pride ourselves in our work and ensure our customers are well looked after.

Innovative Design
We offer an exceptional service to our customers that can't be match, call us today.

Energy Efficient & Highly Secure
We offer a wide range of options to customize your conservatory to suit your needs.

Think Energy + Think Security

We are proud to be Keep Warm, Stay Secure accredited.
We are dedicated & focused on providing a wide range of high performing, PVCu & Aluminium products which exceeds the minimum security & energy requirements.

As a Keep Warm, Stay Secure Installer we:

Offer a 10 year guarantee with all products

Provides value for money

Highest performance security products

Latest energy saving products

View Gallery

Be inspired and take a look at some of our latest installations. Find a style and colour to suit your home.

Get a Quote

Click here to contact us.
We will send you a free no obligation quote.

Download a brochure

Looking for some ideas or further information? Request your free Definitive collection brochure today.