Proshield are registered applicators of Topseal - The ultimate waterproofing system
The North West's Premier Flat Roof Company serving Warrington call 0800 298 2158

Proshield are tasked with the responsibility of installing waterproof roofing solutions for properties in Warrington. As approved installers of Topseal GRP fibreglass flat roofs we are able to offer our customers a long term flat roofing solution to their leaking flat roof issues.

Topseal GRP fibreglass flat roofs are guaranteed for at least 25 years, are completely seamless and offer much greater waterproof protection than a conventional bitumen based flat roof can provide. Regardless of the size or complexity of the design of your flat roof, at Proshield we can help guarantee you protection against the elements of the british weather all year round.

Areas covered: Warrington, Birchwood, Padgate, Stockton Heath, Walton, Great Sankey, Penketh, Croft, Risley, Partington, Lymm, Appleton, High Legh, Culcheth, Winwick

0800 298 2158
Book a roof survey, it's free and there's no obligation. Simply call us on freephone:
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Proshield Home Improvements are a registered FairTrades business registration no. 528615

Proshield Home Improvements is a registered partnership business in the UK.

Contact Tel: Freephone 0800 298 2158

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Applications for Topseal GRP

Topseal GRP is high strength, lightweight and superb in appearance due to the wide range of colours and desirable finishes to compliment your property and surrounding environment. Due to it's cost effectiveness GRP is now specified for a large majority of flat roofs as opposed to traditional bitumen based waterproof coatings.

Typical Applications for GRP Flat Roofs:

Example photo shows use of GRP flat roof on garage
  • Extension Roof
    GRP flat roof installed onto home extension roof
  • Garage or Car Port Roof
  • Dormer Roof
  • Porch Canopy
  • Balconies


Benefits of GRP

GRP flat roof's are reknowned for their durable lifespan and attractive appearance. Here are some others benefits associated.

  • Very Long Life, expected to be 100 years or greater
  • 25 year guarantee
  • BBA Certified
  • Maintenance Free
  • Choice of colours
  • Incorporate with insulation
  • Can withstand heavy foot traffic
  • Fire retardant to Class 1 if required
  • Easy to seal around complex shapes
    Proshield are registered applicators of Topseal - The ultimate waterproofing system
25 Year Topseal Guarantee

The 25 year guarantee is a complete workmanship guarantee covering our work for a period of 25 years. This is supported by the Topseal materials guarantee which will be also effective from the moment your new GRP materials are installed.

This guarantee obligates us to undertake to repair any faults that are deemed caused by our workmanship.

The guarantee protection scheme is an insolvency warranty that provides extra cover for our customers in the event that the installer ceases to trade.

BBA Certification

The British Board of Agreement (BBA) is a organisation partnered with the government, whose governing board includes representation on behalf of the office of the deputy prime minister. The BBA provides authoritive and independent information on the performance of building products.

BBA is a recognised standard within the whole of the building industry as a mark of a quality recognised product.

Certification involves laboratory testing, site inspections undertaken by the BBA's own inspection services team. The certification for the Topseal GRP system can be viewed at no.93/2932

Proshield are registered applicators of Topseal - The ultimate waterproofing system

Topseal is an environmentally friendly roofing system with the added advantage of being available as a complete green roof system (Topseal Green Top). The timber decking used is from fully certified FSC (Forestry Stewardship Council) members. Topseal has an incredibly low carbon footprint, using much less energy to manufacture than most other types of roofing systems. And, because the product is applied without the need for heat, installation is both safe and environmentally neutral.

Topseal GRP is environmentally friendly and safe
What are the next steps?

That's easy, call Proshield on freephone 0800 298 298 or complete or call back form on this page to arrange your roof survey, it's free and there's no obligation.

During your free roof survey we will identify any current roofing issues and advise on our recommended solutions. We will supply a written quotation. and, if you have any current roof leaks we will provide a temporary patch repair and seal until the main works are conducted.