Sika Sarnafil® AT

We’re a Sika Sarnafil AT Approved Roofing Contractor, trusted to install one of the most advanced single-ply waterproofing systems available. Manufactured in Switzerland to ISO 9001 standards and CE marked to BS EN 13956:2005, Sarnafil® AT delivers long-term performance for commercial and industrial roofs across the North West.

A Premium Choice for New Build and Refurbishment Specifications

Independently verified by the BBA with a life expectancy of 40 years, Sarnafil® AT combines the best qualities of PVC and FPO membranes — including a plasticiser-free formulation, hot-air welded seams without open flames, and Cradle to Cradle Certified® Silver recognition.

As a licensed Sarnafil AT partner, Enviroply Roofing selects the right system for your project, installs to manufacturer-approved methods, and provides full traceability and certification at handover — backed by a manufacturer guarantee and Sika-trained installation teams.

Features & Benefits of Sarnafil® AT:

  • Plasticiser-free formulation for improved environmental performance
  • Hot-air welded seams — no open flames
  • Cradle to Cradle Certified® Silver
  • Compatible with Sarnafil® T accessories and detailing
  • Suitable for new-build and refurbishment
  • Steel, concrete or timber decks
  • Warm, cold and inverted roof constructions
  • Flat, pitched, domed, wave-form and vertical applications
  • Range of colours and thicknesses for design freedom
  • Manufacturer-backed guarantees when installed by approved contractors
  • BBA-verified life expectancy of 40 years