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


Engineered Composites is an independent privately owned GRP Supplier that has been trading for over 37 years.

UK’s Most Established Supplier of GRP Products

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

GRP Products

GRP Pultruded Profiles

Durable, glass fibre pultruded profiles that offer high resistance against corrosion.

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GRP Rods & Tubes

GRP tubes and rods with high glass content and excellent mechanical properties.

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GRP Standard Handrails

Robust and sturdy, a heavy duty handrail system that is easy to fabricate and install.

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GRP Modular Handrails

A cost-effective alternative to conventional metallic materials.

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GRP Grating & Flooring

A competitively priced range with anti-slip and damage resistance properties.

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GRP Interlocking Floors

GRP DECK500 interlocking flooring is strong, lightweight and easy to install.

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Corrosion-resistant GRP composite reinforcement bar that rivals the strength of steel.

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GRP Palisade Fencing

The non-conductive properties of GRP fencing make it an effective alternative to steel.

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GRP Anti Slip

Our anti-slip product range mitigates the risk of slips and falls.
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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


Markets Served


Markets Served

Construction scaffold tubes

Markets Served


Markets Served

GRP Marine

Markets Served

GRP Machine Fencing

Markets Served


Proud Associates of

Composites UK
GRP Products RISQS
ISO9001 accreditation

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. Engineered Composites has 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.