Boxwelds & Prefabricated Panels

If you choose to install a system yourself, Catalogue Engineering are happy to help supplying over sized panels and box welds. Making your installation, quicker, cleaner, more reliable and reducing wastage.

What we can help you with when choosing your self install option;

Permeable Paving

  • Pre-fabricated Boxwelds, Top Hats, Tapes and Textiles supplied to fit.

  • Fully welded oversized panels for larger schemes.

  • Welded in a controlled environment.

  • Offering a full range of membranes (LLD, HD, PP and more).
  • Geo-membrane available from 0.4mm – 2.0mm.
  • Dispersal Units available in various sizes.

What we can provide for you



With years of experience and a team of experts in water and gas management, we have the knowledge and skills to tackle complex projects and deliver results


Your success is our priority. We work closely with you to understand your needs, offering personalised
solutions and exceptional customer service


We understand the importance of responsible resource management. Our solutions are designed with a
focus on sustainability and environmental stewardship

Lets get your boxwelds & prefabricated panels sorted


Catalogue Engineering have a large fabrication unit in Northampton. This allows us to pre-fabricate large over sized panels for self-installations.

If the tanks or situation suits, we can also weld corners to ensure the membrane is sealed. The major benefit of using a boxweld or pre-fabricated panels are to minimise waste on site and the use of your own labour.

Need assistance?
Send us an enquiry

Contact Us

Thank you for your message. It has been sent.
There was an error trying to send your message. Please try again later.


Read what our clients have to say

I am pleased to recommend Catalogue Engineering for their exceptional installation of attenuation systems. Their adaptability to design changes, swift quotation process, and excellent communication ensure seamless project progress. Luke and his team stand out with a friendly and professional approach, combining technical expertise with a positive attitude. Their commitment to efficiency and collaboration has made them an invaluable partner, and we look forward to continuing successful projects together.

Simon Monk, Mcdermotts

Another fine example of the outstanding works carried out by catalogue engineering , done with pride from radon membranes to attenuation tanks carried out on behalf of dtc construction over the least few years . Thanks to Ash / Luke and all involved.

Darren Coyne, DTC

Catalogue engineering are a great company, they carry out their works in a very professional, timely and efficient manner. I would highly recommend Catalogue Engineering for any water & gas management Solutions.

Thank you

Ben Tilling, M&T Midlands Limited

Working with Jordan is a f***ing nightmare… nearly as bad as working with Luke….

Cherry Pipes has used Catalogue Engineering as an approved installer on their Attenuation offering for over 5 years. Their service and knowledge of the industry are second to none.

Trent McCormick, Cherry Pipes

Catalogue Engineering are regularly employed to supply and install attenuation tank and gas membranes. Luke and Jordan are always on the end of the phone to ensure the install goes smoothly.

Andy Hughes, Evabuild