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Sika-Trocal provides flat roofing membranes that are suitable for a wide range of applications including new build, refurbishment and green roof specifications. Established in Great Britain in 1972 and with a proven track record of high quality roofing installations, Sika-Trocal offers an unrivalled freedom of design that makes it the first choice for many specifiers.

Speed, choice and efficiency are at the core of the Sika-Trocal concept. Designed to enable the delivery of buildings with low maintenance roofs and better environmental performance, Sika-Trocal utilises lightweight, durable and flexible membranes to ensure a fast, safe and economical installation process that is suitable for most forms of roof – including flat, pitched, curved and even vertical surfaces.

Throughout the company’s history, Sika-Trocal has maintained the highest standards of training and quality installation, building a specialist licensed subcontractor, specifier and client base. All Sika-Trocal membranes are manufactured to exacting standards

  • Sika manufactures to ISO 9001: 2000 Quality System and ISO 14001 Environmental Management standards.
  • Materials conform to International, European and British Standards for single-ply membranes
  • A typical Sika-Trocal roofing system will achieve A+ ratings in the Green Guide to Specification.
  • Members of the SPRA and NFRC

Sika-Trocal has demonstrated its outstanding versatility to meet even the most challenging projects. The company’s range of roofing membranes have been used on a number of high profile roofing applications all over the UK, across a variety of sectors including commercial; Billingham Forum Leisure Centre and Blackpool Sea Life Centre, to healthcare; Trafford General Hospital and Ronald McDonald Teenage Cancer Trust Ward at Birmingham Children’s Hospital.

Local Sika-Trocal Area Technical Managers provide design assistance and advice on product selection. Site monitoring, an important part of the Sika-Trocal guarantee process, is carried out by dedicated Sika Field Technicians.

All Sika-Trocal roof membranes are covered by a comprehensive membrane guarantee and have a BBA Agrément certificate in excess of 30 years.

Contact Details

Sika-Trocal Roofing
Sika Ltd
Contact Pete Hollingworth
Watchmead Tel: 01707 394444
Welwyn Garden City Fax: 01707 375593
Hertfordshire E-mail:
DH3 2RE Website:

Product Listing

Sika-Trocal roofing systems are suitable for almost any design of warm or cold roof construction in education, health, retail, housing, office, domestic and commercial new build or refurbishment projects.