The strength, corrosion-resistant and lightweight properties of Glass Reinforced Plastic (GRP) significantly outperform metallic alternatives.

Strengthening Industry

GRP profiles and rebar offer a lower through-life environmental impact than steel equivalents, with a low maintenance lifespan of over fifty years.

Promoting sustainability

GRP offers many practical benefits, including outstanding strength, corrosion and impact resistance, anti-slip, low maintenance and ease of installation.

Driving performance

Our GRP products are in stock and with fast delivery as standard.


Ready to serve our customers, the UK’s leading and independent GRP supplier.

Neutral Electromagnetic Properties

A cost effective and lasting alternative to conventional metallic materials. With low installation and maintenance costs, outstanding corrosion and impact resistance, and high strength-to-weight ratios, GRP modular handrails significantly outperform steel, aluminium and timber equivalents.

Low Installation and Low Maintenance


Leading GRP Manufacturer in the UK

Engineered Composites is an independent privately owned GRP Supplier that has been trading for over 38 years.

Expert GRP Manufacturing and Fabrication

Engineered Composites is the UK’s leading independent GRP supplier of high quality sustainable GRP products.

We operate as a key business partner to many companies operating in the automotive, chemical, rail, water, construction, marine, manufacturing, transport infrastructure, telecommunications, and electrical industries. As well as delivering advanced solutions, we operate with the highest integrity at all times. For total peace of mind, all product enquiries and conceptual designs are treated in the strictest confidence. We aim to turn around quotes within one hour and have a 1-2 working day lead time on most orders to ensure customers projects are completed within tight timeframes.


Gavin Williams, Director

Next Day

Industry Leading GRP Solutions

With over three decades of experience in the GRP sector, Engineered Composites stands as one of the UK’s specialist providers of quality fibreglass products. Our skilled team of GRP experts is dedicated to delivering exceptional GRP fabrication and fibreglass manufacturing services. Over the years, we have honed our expertise to produce a variety of GRP solutions, meeting the bespoke needs of our diverse clientele. Our commitment to excellence is reflected in every project, ensuring that each piece of bespoke GRP produced meets the highest standards of quality and innovation. Our experience, combined with our passion for fibreglass, positions us as a leader in the industry, capable of handling the most complex and unique GRP challenges.

GRP Profiles

Durable GRP profiles, crafted from high-quality glass-reinforced plastic (GRP), are at the core of our offerings. These profiles are engineered to provide high resistance against corrosion, ensuring long-lasting performance in various environments. By utilising glass-reinforced plastic, we are able to offer a wide range of GRP solutions, each designed to meet specific industry requirements while maintaining the durability and integrity essential in GRP products. Our commitment to quality in glass fibre pultruded profiles ensures that our clients receive only the most robust and reliable GRP solutions.

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GRP Rods & Tubes

GRP tubes and rods, featuring high glass content and excellent mechanical properties, are key components in our variety of GRP products. These items are engineered to deliver superior strength and durability, making them ideal for a range of applications where robustness and reliability are paramount. Our commitment to providing a variety of GRP products ensures that clients have access to a broad selection of high-quality, mechanically sound GRP tubes and rods tailored to meet their specific needs.

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GRP Standard Handrails

Robust and sturdy, our GRP moulded heavy-duty handrail system is designed for ease of fabrication and installation. This system embodies the strength and durability required for demanding applications, while its GRP moulded components ensure a lightweight yet resilient construction. Perfect for various settings, this handrail system offers a practical and reliable safety solution.

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GRP Modular Handrails

A cost-effective alternative to conventional metallic materials, our GRP mouldings offer superior durability and versatility. These mouldings are designed to provide the same strength and resilience as metal, but at a fraction of the cost. This makes them an ideal choice for a wide range of applications, where cost-efficiency without compromising on quality is a priority.

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GRP Grating & Flooring

Our range of products, competitively priced for the sector, boasts anti-slip and damage resistance properties. These characteristics are essential in providing safe and long-lasting solutions across various applications. Our commitment to quality and affordability positions us as a preferred choice in the sector, catering to the needs of our clients without compromising on performance and durability.

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GRP Interlocking Floors

GRP DECK500 interlocking flooring, a highlight of our manufacturing processes, is designed to be strong, lightweight, and easy to install. This product epitomises the efficiency and innovation embedded in our manufacturing processes, ensuring that each flooring solution offers maximum durability and ease of handling. The interlocking design of GRP DECK500 makes it an ideal choice for quick and hassle-free installations, while its strength and lightweight nature reflect the advanced techniques utilised in our manufacturing processes.

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In our GRP fabrication process, we produce a corrosion-resistant GRP composite reinforcement bar that rivals the strength of steel. This product is a testament to the advanced capabilities of our GRP fabrication techniques, ensuring that each reinforcement bar offers the utmost in durability and strength. Our focus on GRP fabrication allows us to create products that not only match but often exceed the performance of traditional materials like steel, especially in corrosion resistance.

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GRP Palisade Fencing

The non-conductive properties of our GRP fencing, made from quality fibreglass, make it an effective and reliable alternative to steel. This fencing combines the strength and durability expected of traditional materials with the advanced benefits of quality fibreglass, ensuring safety and longevity in various applications. Our commitment to using quality fibreglass in products like GRP fencing highlights our dedication to providing superior alternatives that meet the evolving needs of our clients.

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GRP Anti Slip

As a specialist in creating safe and durable solutions, our anti-slip product range is designed to mitigate the risk of slips and falls. Leveraging our specialist expertise in the industry, we have developed a range of products that not only provide essential safety features but also maintain the highest standards of quality and performance. Our focus as a specialist in this field ensures that each product is meticulously crafted to offer the utmost in safety and reliability.

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Fire Retardant Profiles

Our GRP Fire Retardant profiles are to Fire Retardant BS476 : part 7 : 1997 Class 2 specification.

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GRP Scaffold Tubes

Fiberglass GRP Scaffold Tubes are stocked in tubes which have the same outer diameter as standard aluminium and steel Scaffold Tubes.

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GRP Mesh Fencing

Mesh Fencing is versatile and easy to construct. It is used in many industrial situations such as Utility Screens, and Platform Fencing.

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View our other Services at Engineered Composites

GRP Composites - Markets 

GRP Rods and Tubes

Markets Served


Markets Served


Markets Served


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Construction scaffold tubes

Markets Served


Markets Served

GRP Marine

Markets Served

GRP Machine Fencing

Markets Served


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What Clients Say About Our Company

"Absolutely massive thank you to Bethan Jones and Melanie Perkins who have helped us out with GRP handrail design this week. This would have taken much longer without your input."

Director at a Consulting Engineers Company

"I would like to say thank you for your intimate customer services and speedy turnaround. Your speed and response will help deter members of the public from straying towards high speed lines."

Operations Director at a project delivery services company

"Thank you for your quotation and all the information as well as the drawing. All very helpful."

Estimator at a construction maintenance and enhancement solutions company

"I'm really impressed with the speed/quality of your service considering the small value of my order. Thank you very much, it's appreciated."

Radio Amateur

"Thank you very much, I wish everyone was as prompt and 'on the ball' as you, it would make my job an awful lot easier."

Purchase Administrator at a Plastics fabrication company

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    The UK’s Leading Stockist of GRP Products

    As you can see from our extensive product list (above), we supply up to twelve GRP product categories that you can order today without any stress or hassle. Our team at Engineered Composites are able to supply all products throughout the UK. Particularly popular and in-demand products include GRP Handrails, GRP Fencing and GRP Profiles.

    Yes, Engineered Composites are proud to be the UK’s leading GRP supplier. With over 37 years of experience and a highly committed team, we are in a great position to be able to meet all your specific requirements and order preferences. You can find out more about what makes us the best by visiting our about us page here.

    Yes. If you’re looking for reliable and prompt supply of various GRP products, don’t look past our excellent team. Unfortunately, we don’t provide an installation service but you’ll be pleased to know that we know and work work with trusted installers that can install GRP for you!

    There are a number of features and benefits of GRP products that make GRP the number one solution for various applications. Properties include; high corrosion resistance, high impact resistance, high strength, lightweight, low maintenance and long life cycle. There are a number of features and benefits of GRP products that make GRP the number one solution for various applications. Properties include; high corrosion resistance, high impact resistance, high strength, lightweight, low maintenance and long life cycle. You can view full properties on our dedicated page here.

    Yes, GRP (Glass Reinforced Plastic) products are well-suited for outdoor use and are commonly used in various outdoor applications due to their excellent durability and weather resistance. Properties of GRP that make the material suitable for outdoor use include; corrosion resistance, water resistance and UV stability.

    Quality means everything to us at Engineered Composites. With over three decades of experience, we have worked closely with suppliers to develop a market-leading GRP formulation. By stipulating the same materials used to form each GRP component, we can offer an assurance of our products’ advanced technical performance. Moreover, We only source high-quality GRP products from ISO9001 accredited suppliers and all orders are manufactured to our exacting standards and specifications.

    Yes, of course. We are proud to be a 5-star-rated GRP supplier with customers often highlighting our high-quality products, prompt delivery service and exceptional customer service. Check out some of our latest 5-star reviews on our Google Business Profile by simply typing in ”Engineered Composites”.

    If you’re looking to get a without-charge quotation from our team today, please call us today at 01244 676000 or use our online contact form. Alternatively, browse our comprehensive product page here.