Commercial Liquid Waterproofing
Tailored solutions for the commercial roofing sector
PermaRoof UK offers tailored support for commercial liquid roofing projects through our dedicated commercial division. Flexible, durable and ideal for complex roofing systems where membrane cannot reach.
P500 liquid coatings cover almost every substrate, providing a continuous, seamless membrane-like finish. Talk to the team today for expert advice and dedicated support, we’re here to help you get it right, first time.

Dedicated Commercial Support
Liquid roof systems are extremely durable and can be effective in improving thermal performance. Perfect for application to roofing with detailed elements, the Permaroof 500 liquid rubber system delivers a complete commercial roofing solution. Visit our dedicated PermaRoof Commercial division to find out more.
About liquid roofing
Liquid waterproofing systems are not a brand-new concept for flat roofing, being used in commercial installations for many years. However, Permaroof 500 liquid rubber roofing offers a high-performance solution that is fast-curing and shows unmatched reliability over the long-term.
Using cold application methods, and with the benefits of fast and easy creation of anti-slip surfacing with liquid roofing, Permaroof 500 commercial roofing is a flexible, effective solution. Liquid roofing is also suitable to cover a variety of different surfaces and can mean that the cost of removal of the existing roof can be reduced or even negated.
Liquid roof systems are extremely durable and can be effective in improving thermal performance. Perfect for application to roofing with detailed elements, the Permaroof500 liquid rubber system delivers a complete commercial roofing solution.
Fully bespoke service
Meet compliance with a tailored solution
High quality products for a long-term approach
Full project and specification support
We offer expert advice and high quality liquid roofing products in a bespoke service, providing solutions to support compliance requirements from specification to installation.
Liquid Waterproofing FAQs
For many applications, a liquid coating can provide a more comprehensive solution, effectively sealing complex surfaces where membrane is difficult or impossible to install. This can include historically damp situations, such as basements, cellars or other structures with buried roofing.
Being cold applied, often in a single coat makes it safer and faster to apply than other types of waterproofing. As it can also be applied to a wider range of substrates and even cover some types of existing covering, it can sometimes offer a more flexible approach than membrane for homeowners tacking complex projects.
- Electric drill with mixer attachment
- Rollers – it is recommended that you use a high quality 9” roller for main area application and a smaller 4” roller for detailing
- Sharp scissors – to cut and trim bandage
It is also recommended that you protect fascia and soffits, gutters and any other visible trim from potential drips or runs. Cover these with masking paper to simplify cleaning following application of the roofing system.
No, it is not advisable to use the product while it is raining. However, it can effectively seal in minutes and will protect the repair if rain begins shortly afterwards.
Although PermaRoof Emergency Roof Repair is not a paint product, this type of liquid is often referred to as ‘repair paint’.
The product consists of a liquid acrylic polyurethane blend that can be used in conjunction with a webbing-type matting for a longer term repair.
No, PermaRoof Emergency Roof Repair can be applied with a paintbrush once thoroughly stirred.
Yes, liquid PU or rubber-based systems can be applied to pitched roofs. High quality liquid waterproofing systems, such as our P500 product, typically contain a self-levelling compound. This means that an additive is needed to remove the self-levelling element. Once thoroughly combined, the product is ideal for pitched roofing.
About PermaRoof
With an award-winning reputation for sales and customer service, you can be confident we’re a company that puts our customers first, whether you’re a trade counter searching for a reliable supplier, a professional flat roofer with a business to expand or a DIY enthusiast.
Our facility located in Derbyshire allows us to stock a significant amount of EPDM and we have the capacity for cutting hundreds of sheets per day. Centrally located in the Midlands, PermaRoof UK offers our reliable, fast delivery service via the company fleet across the country for most of our extensive range of flat roofing products.
Over the last few years, we have extended our range of products to not only flat roofing products, but products that solve further problems such as artificial grass, maintenance free metal fence system and other long term solutions.
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Get in Touch
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Permaroof UK® Ltd
Unit 1
Westway
Cotes Park Industrial Estate
Alfreton
Derbyshire DE55 4QJ
Tel: 01773 608 839
Fax: 01773 608 408
Email: Click here
Registration No. 4109502
VAT No. 764 2785 00
Permaroof (UK) LTD
Opening Hours
Mon – Fri (8am / 5pm)
We are closed on bank holidays and we re-open the following working day at 8am. Feel free to send us your enquiry during these periods and we can get back to you.
CONTACT PERMAROOF UK
PermaRoof UK are on hand to answer any questions regarding our products, services or your order. We welcome enquiries from the trade, stockists and homeowners alike. Contact PermaRoof UK today using the below form and one of our experienced team members will be on hand to help you right away.
Permaroof UK® Ltd
Unit 1
Westway
Cotes Park Industrial Estate
Alfreton
Derbyshire DE55 4QJ
Tel: 01773 608 839
Fax: 01773 608 408
Email: Click here
Registration No. 4109502
VAT No. 764 2785 00
Permaroof (UK) LTD
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