The North’s PREMIER Basement Conversion & Waterproofing Specialists
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Basement Conversions with Pure

If you are considering converting your damp, dark unusable basement or cellar into dry, light storage space or luxurious bespoke living space, Pure Basement Systems can provide you with:

Basement Conversions are an ideal way to add useful space and additional value to your home.  

Pure Basement Systems can create superb dry storage space or valuable additional living space for you. We can convert a damp or even a wet cellar or basement into superb dry room/s for you and your family to enjoy.

We offer a range of bespoke basement conversion systems which allow you to add valuable space to your property which always results in additional house value.

With a Pure basement conversion you can make superb use of redundant space by converting your damp/dark cellar into a luxurious basement space with the level of finish you require. We offer and end-to-end service.

Don’t move, improve: Basement and Cellar Conversions ADD value to your property

Basement conversion or cellar conversion is a great way to add more space and value to your home.

In most cases, the space is already there, and, with a little imagination and the services of a qualified specialist basement conversion company, you can convert your damp, dark unusable basement/cellar into superb, stunning, imaginative living space, that you’ve always dreamed of.

As part of our comprehensive professional basement conversion service we design and install a number of very important factors as standard into your cellar conversion:

  • Adequate safe access and exit facilities
  • Effective, permanent damp proofing and basement waterproofing providing you with guaranteed dry rooms with ongoing aftercare service.
  • Superior levels of insulation to provide energy efficiency and comfortable living accommodation
  • Maximum natural daylight and effective artificial lighting ensuring that your rooms are light and airy


With Pure basement conversions you can choose from a wide range of fixtures and finishes for your newly completed basement conversion to suit your taste and budget.

Pure Basement Systems provide excellent professional advice and project management from CSSW qualified surveyors and attentive customer service by our conscientious admin team from your initial consultation right through to the final lick of paint.

Guarantees for your Basement/Cellar Conversion

All projects come with our 10 year guarantee and all relevant building control and NECEIC and GAS SAFE certificates.

For added peace of mind we can also offer you independent long-term insurance backed guarantees for your basement conversion project.

Basement conversion is a specialist service; it is important that you take good advice when considering such a project.


Guaranteed Quality

Guaranteed Quality


Our Process

Our Process


  • I would definitely recommend pure basement systems. Michael is so helpful and unlike other companies taylors the work around your needs.

    Mr H, Leeds

  • A superb conversion, using skilled trades people. Fantastic warm dry family living space, exactly what we asked for.

    Mr S, Harrogate

  • The basement conversion is superb, I don’t have any negative comments about Pure – I would be happy to recommend.

    Mrs B, Leeds

  • We struggled to find someone we could trust to do the cellar bathroom for us. Pure said they offered a no fuss, reliable service and they do – a quality finish too.

    Mrs D, Leeds

  • We wanted our cellar to become a clean dry store room, and pure basements did a fantastic job of this converting the cellar from a very wet and cold space.

    Miss H, Huddersfield

  • Pure Basement Systems are reliable, professional and offer good quality sound advice. It was important that we obtained good advice….

    Mr F, London

  • We have used Pure Basement Systems twice now for basement conversions in York. Their service is superb, they are reliable, their installers are professional

    C Construction, York

  • Just a quick note to thank you for the fantastic job your team have done on our cellar conversion………..we will be working together again soon and I have already recommended you.

    Mr & Mrs C, Leeds

  • Pure were reliable and always arrived on site promptly wearing the appropriate PPE. The installation was quick and straight forward.

    Project Manager, Scalby

  • Pure Basement Systems were very good to work with. They are clearly experienced in Basement Waterproofing.

    Damrak, Amsterdam



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Basement Conversion Ideas

What will you do with your new space?

Why Choose Us?

Why Choose Us?

Added Value - every step of the way. Choose a specialist.

Meet the Team

Meet the Team

Find out who will be consulting, managing and rolling out your conversion.

In Video: Basement Conversion

See the stages of a basement conversion and what to expect.

Which® Trusted Trader

Which® Trusted Trader

A name you can trust for a company that delivers.

Flooded basement?

Flooded basement?

Our specialised team can waterproof and protect your basement.