We are the UK's biggest manufacturers of Roll Panel Ventilators

Thysis Group are a Made in Yorkshire Bronze Member

The Injection Moulding Specialists

Thysis Group has over ten years’ experience with our Building Products division being one of the market leaders in manufacturing and supplying a wide range of pitched roof ventilation products to the UK distribution and contractor sectors.

Over the years we have expanded to launch two complimentary divisions – Thysis Technical Mouldings and Thysis Extrusions. Within these, we have the capability and capacity to produce large volumes of a wide range of competitively priced thermoplastic and thermoformed products for the automotive, building construction and other market sectors. We are also experts in extrusions for many applications.

About Thysis Building Products

For over ten years, Thysis Building Products has been one of the market leaders in manufacturing and supplying a wide range of pitched roof ventilation products to the UK roofing distribution and contractor sectors.

Operating from our 35,000 sqft manufacturing plant in York, our extensive industry knowledge combined with over 35 years of manufacturing experience means we can confidently provide UK roofers and distributors with the ventilation product to fit your needs.

And – understanding time is money – all our products have been designed with the roofing professional in mind making them quick, easy to fit, competitively priced and all without compromising quality or building regulations. Most importantly, they’re all readily and easily available.

About Thysis Technical Mouldings

Thysis Technical Mouldings operates from our two manufacturing plants based at York and Darlington boasting an impressive combined footprint of 60,000 sqft. Across both sites we house 20 injection moulding machines ranging from 22T to 820T.

We have comprehensive capabilities combined with extensive capacity to produce large volumes of a wide range thermoplastic and thermoformed products. Our products are of very high quality and competitively priced. We supply our range to sectors including automotive, building construction and many more.

We pride ourselves on our work and offer bespoke solutions for mould tool design, technical support and product trials.

Customer satisfaction for quality, value and delivery performance is always our highest priority and our team’s commitment is integral to our IS0:9001:2015 Quality Management Systems.

To find out more, please get in touch at 01759 377231 or fill out the contact form below.

Thysis Group's Badges

0 / 2 Badges Achieved

Inclusivity Campaign

Members who have attended workshops on inclusion in the workplace and improving workplace mental health gain the inclusivity badge. To learn more about becoming a member of the Made in Group inclusivity campaign visit www.madeequal.com

Event Passport

Members who have the passport badge have enhanced membership that includes the option to attend all national events. To enquire about becoming a passport member email [email protected]

Services Thysis Group Provide

Injection moulding for a wide range of thermoplastic and thermoformed products for sectors including automotive, building construction and many more.

Multi-Fit Tile Ventilators

Our low line or cowl ventilators have been designed to be both unobtrusive and practical. Each tile in our Multi-Fit range will fit most major manufacturer’s tiles. We also offer a bespoke colour matching service.

Dry Verge Kit for Interlocking Tiles

This system provides everything needed for a standard roof verge, including both angled and half round caps. The system is suitable for use on both new build and refurbishment projects

Dry Verge Kit for Slate

This verge provides a highly cost effective, secure fixing solution for all weather roofing. Its designed to fit most natural and manmade slate up to 6mm in thickness and eliminates problems associated with traditional pointing methods.

Fast-Fix OVEP One Fix System

An Over-Fascia Vented Eaves Protector and Bird Comb, the OVEP One-Fix System removes the requirement for three separate fixings

Fast Fix Over Fascia Ventilators

A unique low-profile, almost undetectable design for minimum disruption to the eaves detail. Available for a continuous 10mm/25mm air gap

Eaves Protection Board

A simple solution that provides protection to the fascia detail of all roof types. This complete felt support system is compatibile with all slates and tiles and will not deteriorate.

Company Statistics


  • April 2019
  • 55
  • 2008

Contact Us

21 North Avenue, Full Sutton Airfield Stamford Bridge, York, North Yorkshire, YO41 1HS
Tel: 01759 377231