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HD Sharman Ltd.
High Peak Works,
High Peak,
Derbyshire SK23 0HW

Gutter and roof refurbishment

Sharmans is committed to supplying best-in-class gutter and roof refurbishment systems backed by a comprehensive range of guarantees and customer support options.

Whether you’re a specifier or contractor, our proven performance and industry track record provides complete peace of mind.

Roof refurbishment

Working in exclusive partnership with Delvemade, Sharmans range of cut edge and architectural roof coatings bring 20 years of trusted performance. Endorsed by leading steel manufacturers and specified in confidence by building surveyors and property managers, they are engineered specifically for the industrial roofing environment.

Cut edge system

Sharmans Seamsil metal protection systems are designed to provide effective long life solutions to the problems of corrosion at cut edges and overlap joints on all types of profiled metal roofs.

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Architectural roof coatings

Sharmans Delcote is an inorganic (mineral-based) coating with outstanding resistance to weathering from UV, rain, snow and temperature extremes to retain high movement accommodation, flexibility and adhesion without cracking or peeling.

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Rooflight repairs

Sharmans Delglaze is based on a unique blend of polyurethane resins to produce a coating, which provides a tough, durable finish with a degree of impact, erosion and weather resistant properties.

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Gutter refurbishment: Plygene® Gutterline

Plygene Gutterline is the only BBA approved gutter lining system specifically engineered to restore and preserve gutter performance. Manufactured from an incredibly strong thermoplastic blend it is resistant to mechanical damage, highly durable and weathertight, withstands foot traffic and is UV resistant maintaining its performance integrity for the full lifecycle of the building.

The benefits of Plygene Gutterline:

  • Totally unique
  • Maintaining or improving rainwater performance
  • Seamless and continuous
  • Non-bonded for expansion
  • Non-weather dependent
  • Engineered to deliver improved installation
  • Totally versatile and flexible

The system

The bespoke system is purpose designed to provide a seamless, non-bonded "gutter within a gutter" that provides a full 25 year system guarantee when fixed in accordance with the Installation Training Programme.


A thermoplastic, durable, hard-wearing and flexible liner that is bespoke creased to the profile of the existing gutter.

Network components

A roof’s gutter network will include transition components to link sections of gutter system, including T-junctions, corners and other bespoke elements. Over 25 years we have seen them all and we have developed our manufacturing capability to produce bespoke moulded network components to any size or shape to match the existing building.


Fixing specifications for mechanically trapping and pinning the liner and all of the system components. These include gutter stop ends, flashings, galvanised angles and a specific range of fixings for each different type of gutter substrate.


There are many types, shapes and sizes of outlets for rainwater drainage. Sharman’s system supports them all, including gravity systems, syphonic, vortex, weir and emergency overflow to name just a few, along with other drainage components such as leaf guards.

Designed to meet the many challenges of the commercial gutter environment

(Your company here) uses the Plygene Gutterline system. The bespoke design of this system allows it to be installed in any commercial gutter network whatever the width, length or complexity. Installed by Sharman’s network of registered Trained Contractors, all project works are inspected and certified to exacting quality standards.

The system design is made up from four key elements which are:

  • The thermoplastic liner
  • The specified fixings (fasteners, flashings and stop ends)
  • Drainage components (standard outlets, bespoke moulded outlets, syphonic kits, leaf guards, etc.)
  • Network components (bespoke moulded T-junctions, corners, weirs, etc.)

Each of these elements forms an integral part of the design and system guarantee.

Key performance features

  • Weather and UV resistant
  • Proven corrosion resistance
  • Water repellent seal
  • Primerless adhesion
  • Remains tough and flexible
  • Long life protection in elasticity and encapsulation
  • Technology has natural anti-corrosion weather resistance

The system guide

Our system guide provides a complete overview of the system, its key elements, Golden Rules for installation and guarantee request and sign off process.

The system

Plygene Gutterline is a BBA accredited system specifically engineered to guarantee leak prevention.

Certification & guarantees

The only BBA certified gutter lining system, guaranteed for 25 years. There is nothing else comparable.

Our Experience

See all case studies


Factory engineered to meet this complex site challenge. When Midlands-based facilities management and construction specialists Oakley Industrial Services were asked to provide a fully extended lifecycle solution to 1,400 linear…

FirstGroup, Bus Depot

Continuous leaks in the roof of First Bus’s depot in Boyle Street, Manchester defied all remediation attempts.

Headlam Flooring

The only BBA accredited commercial gutter lining product available in the UK. Specialist roofing company APS Safety Systems chose Sharmans Plygene Gutterline system as the permanent solution for the complex…