
About us
We are PSL
A leading waterproofing company with over 40 years of experience, committed to top-quality roofing solutions and exceptional customer service.
Our story
About PSL Waterproofing
For more than 40 years we have been developing, delivering and installing cold applied liquid waterproofing systems. Our mission is to exceed all of our customers' requirements and demands for a long-lasting effect.
Our reputation for professionalism, expertise and commitment to customer satisfaction has been built on years of hard work and dedication. Our teams of experienced professionals handle every aspect of your waterproofing project with care and attention to detail.
Our extensive experience has established us as a reliable and honest waterproofing company that delivers high-quality workmanship to all of our clients — whether you need a roof repaired, replaced or newly installed.


40+
years of liquid waterproofing experience
How we work
Built on quality, attitude and safety
Quality that lasts
We use only the highest quality materials that meet industry standards to provide long-term effectiveness, and we complete all aspects of the work cleanly and efficiently.
A 'Can Do' attitude
We're always willing to go the extra mile. We analyse and seek out positive solutions to any challenge, and challenge conventional ways of working to create sustainable value.
Safety first
We are committed to protecting the health and safety of our team, consultants, clients and supply chain partners — proactively removing risk and promoting best practice on every site.
Who we work with
A diverse range of clients
From private homes to schools, churches and large commercial roofs, we bring the same care and attention to every job.
- Homeowners
- Landlords
- Surveyors
- Schools
- Churches
- Property developers
- Contractors
Systems we install
- Proteus
- Sika
- Bauder
- Kemper System
- Triflex
- Westwood
- Centaur
Main contractors we've worked for
- Millane
- Masc Construction
- Concept Roofing
- Carringtons
Let's protect your property
Contact us today to find out how we can help. We'll give you honest advice and a free, no-obligation quote.