Commercial Flat Roofs

Commercial flat roofing systems


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Flat roofs are often reputed for being unreliable, subject to leaks and hard to maintain.

However, with Action Roofing’s expert advice and services, this needn’t be the case.

Most leaks and faults with flat roofs stem from:

  • A poor roof membrane
  • Bad maintenance
  • Age

Here at Action Roofing, we make sure our customers receive only the best quality flat roofing services to make sure they remain intact and functioning for up to 30 years.

Our bespoke flat roofing service caters for a wide variety of flat roofs. All of our flat roof systems can be tailor-made to suit your needs and, with over 25 years of experience and a professionally trained and highly qualified team, we can ensure that our customers receive only the best service alongside one of the best flat roof systems available in the UK.

Here are the systems we use

GRP (Glass Reinforced Plastic) Fibre Glass – We are trained and approved in all Topseal systems. Topseal is a BBA certified GRP roofing system fitted with a 20 - 40 year product and workmanship guarantee. Topseal systems are cold liquid applied.

Developed and manufactured in the UK, Topseal is designed to deliver a roofing solution to suit practically any shape or size of roof in a range of colours and finishes for applications from technically challenging replacement lead gulleys on listed buildings through to large scale commercial projects. Topseal has a BBA certified range of systems, that are also IS0:14001 and ISO:9001 certificated.

The unique versatility of Topseal means it can be used and is specified for a wide range of waterproofing applications from small domestic projects, such a dormer roofs through to large scale commercial projects including commercial roofs, balconies and walkways.

Direct Lay / GRP Overlay system - The Topseal Direct Lay System is a ground-breaking liquid-applied GRP roofing system for new build and refurbishment flat roofing projects. This seamless, BBA-certified system can be specified for almost any project regardless of size or complexity, without the inconvenience of removing the existing roof when used for refurbishment or directly onto tissue-backed insulation for a warm-roof configuration.

Topseal Direct Lay, can be applied directly to a range of materials including felt, asphalt, concrete and tissue-backed insulation and all components are completely cold-applied, which eliminates the risks associated with the use of heat or flames used during installation Topseal direct lay system comes with a 20 year guarantee of workmanship and material performance.

Other liquid waterproof systems
We are trained and approved in a plethora of different liquid water proofing systems for flat roofs and gutter relines,

TECTOFIN - a reinforced roofing membrane from a special blend of synthetic and ASA
TECTOFIN SK is equipped with a central glass fleece inlay and a fleece with a 200 g/m2 cold-bonding self-adhesive coating. The glass fleece inlay provides a low fire load.

Therefore the membrane can be laid directly on a high-quality polystyrene insulation material (DAA dh and dm) without any flame retardants.

TECTOFIN SK can be fully bonded either as an exposed application or under ballast.  


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