Commercial Flat Roofs – Guaranteed for 20 years!

We have been installing PVC single-ply roofing membranes since 1999, extensively covering the South East of England, including Essex, Kent and London.

✔  PVC Waterproof Membranes

✔  Fully Certified Installers

✔  20 Year Rock Solid Guarantee

Experts in Single-Ply PVC Waterproofing

Our commercial team are roofing specialists in the field of single-ply PVC waterproofing membranes; our preferred membranes offer freedom of choice in flat roof design for new and refurbishment construction. We are certified and licensed to supply and install the highly acclaimed Sarnafil, Danosa and Protan single-ply PVC membranes.


Versatile Roofing Solutions

Unlike many other roofing systems, subject to condition we can install onto existing timbers. The product can also be fitted as an overlay installation making it an ideal solution on large commercial roofs.

Durable Innovation

The membranes are a single-ply polyester fibre reinforced PVC waterproofing material unaffected by expansion and contraction; the membranes are proven in all climates with an extremely high resistance to aging.


Exceptional Longevity

Experience the unparalleled reliability of our single-ply waterproof membranes, which boast an exceptional track record with proven lifespans exceeding 40 years and still counting. 

Our commercial team offers a rock solid 20-year commercial guarantee

✔  Experts in the supply and installation of single-ply PVC membranes

 We cover the whole of Essex, Kent and London

 Our roofing solutions offer freedom of choice in flat roof design

 We pride ourselves on attention to detail and customer satisfaction

 20-year rock solid commercial guarantee for peace of mind

 Also supported with a full manufacturer’s warranty

Our Accreditations and Associations

High-Tech are members of many consumer protection associations and approved installers. We have been members of the following associations for many years and have an unblemished trading track record.

We are members of the CompetentRoofer scheme, Full members of the National Federation of Roofing Contractors, A Fair Trades quality assured & trustworthy company, Trust Mark Government Endorsed Standards Company, HomePro Endorsed, Trust A Trader, Check A Trade, Protan licenced installers, Sarnafil assured and Danosa registered suppliers and installers. The Protan and Sarnafil single-ply flat roofing membranes carry a 40-year BBA life expectancy certificate.

Commercial Flat Roof Gallery

Our Sectors For Commercial Flat Roofing

Schools and Academies

At High Tech Roofing, our commercial team excels in the supply and installation of single-ply PVC waterproofing membranes for schools and academies.

Leisure Centres and Gyms

With a well-earned reputation as a trusted service provider, we’ve left our mark in leisure centres across the South East including swimming pools and gyms.

Retail Premises

Our flat roofing systems for retail premises not only provide maximum safety but also represent an innovative and economical investment.

Builders & Developers

Having developed productive working relationships with seasoned developer, architects, surveyors and builders, we are reliable and responsive to your needs.

Healthcare & Medical

For hospitals, clinics dental practices, nursing homes, rehabilitation centres, hospices, outpatient clinics, physical therapy centres & labs, we ensure minimise disruption.

Offices & Business Parks

No matter the size of your office building, High-Tech Membrane Roofing delivers high quality flat roofing for offices & business parks backed by a 20-year guarantee.

Government & Public Sector

We have developed an outstanding reputation for providing safe, cost-effective and long-lasting flat roofing solutions amongst the government / public sectors.

Industrial & Warehousing

Our expertise in this sector includes industrial and warehousing facilities ranging from storage and distribution centres to production and manufacturing sites.


Our flat roofing solutions can be truly tailored for the hospitality sector, including hotels, restaurants, bed and breakfasts, resorts, pubs, coffee houses and so much more.

How can we help you?

How do I obtain a quote for commercial flat roofing?

High Tech offers a free, no-obligation quotation to all commercial customers. We will conduct a site survey at a time that’s convenient for you, measure the roof and provide you with a report alongside a price. We will also take the opportunity to demonstrate the products during our visit and answer any questions you may have. If you would like to book a site survey, click here to contact us.

What areas of the UK do you cover?

High Tech covers the South East of England, including Essex, Kent and London. We are specialists in our field of supplying and installing single-ply PVC waterproof membranes, offering freedom of choice in flat roof design for both new and refurbished commercial construction. To book a free site survey, click here to contact us.

What guarantee is included for commercial flat roofing?

Our commercial flat roofing is covered by a rock solid 20-year commercial guarantee, backed by a full manufacturer’s warranty for added peace of mind. All warranties are transferable and we can also offer an insurance backed guarantee should you wish. With almost 12,000 installations under our belt, we take immense pride in the quality and reliability of our work.

What are the benefits of single-ply PVC waterproofing membranes?

Our single-ply polyester fibre reinforced PVC waterproofing membranes offer an exceptional level of resistance to expansion and contraction, when compared to other conventional roofing materials on the market. These membranes have proven their durability across a diverse range of climates, providing remarkable resistance to ageing and weather damage with a lifespan of over 40 years. Here at High Tech, each and every installation carried out by our team implements a strict quality control check to ensure every aspect of your roof conforms to our rigorous standards.