Complete Flat Roofing and Waterproofing Solutions

We understand that quality product selection and technical support, via an approved Installer network of Contractors, ensures the delivery of waterproofing systems that will provide maximum longevity and performance.

Our extensive product range is from some of the most advanced manufacturing facilities in our field and our materials/systems have been rigorously tested and certified by many recognised bodies. We provide complete flat roof and waterproofing solutions for both new build and refurbishments.

Our company is built on ‘building integrity’. In being honest and transparent with our clients, in providing quality products/systems and delivering an exceptional experience throughout the build process.

We look forward to working with you.

Siltec provide waterproofing solutions for:
• Flat and low pitched roofs
• Green roofs
• Podiums
• Balconies
• Terraces
• Basements

Our service levels include:
• Insurance backed warranties
• Specification writing and assistance
• Roof surveys and reports
• Technical support (design to project handover)
• CPD presentations/Contractor Training
• Site visits and inspections

Our product portfolio includes:
• Structural Hot Melt systems
• Synthetic Single Ply systems
• RBM – reinforced bituminous membranes
• Liquid Waterproofing
• Self Adhesive systems
• Green roofing (inc. drainage systems)
• Thermal Insulations
• Integral roofing components


In addition to our national logistic network for pallet deliveries, our trade counter, based at our distribution centre in Portsmouth is open from 7.30am to 5pm Monday to Friday for collections. Our trade counter offers a complete one stop shop for flat roofing materials including a wide selection of torch on felts, self adhesive membranes, angle fillets, plywood/OSB boards, outlets, trims, flashings and general roofing equipment.

Open 7.30am – 5pm Monday to Friday

Get in touch

Please select the relevant department from the menu below and a member of our team will be happy to help.

Siltec is a British Limited company. Our Senior staff have a combined experience of over 100 years in the flat roofing and waterproofing industry.