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GRP Access Staircases

Lightweight, corrosion-resistant and maintenance-free GRP stair systems designed for industrial and commercial environments.

We supply and install GRP Access Staircases that provide a lightweight, safe, and low-maintenance solution for industrial and plant access. Manufactured to the same standards as steel staircases, our GRP systems deliver strength, reliability, and long-term durability while being 50% lighter than metal alternatives.

Built for durability, safety, and compliance, every PJNC staircase system is designed to withstand harsh conditions while reducing installation and maintenance costs.

H2: Why Choose GRP Stairs?

Our GRP stair systems offer unmatched safety and performance while reducing lifetime maintenance and installation costs.

**50% lighter than steel** – reduced transport & installation costs

**Electrically non-conductive** – safe around electrical installations

**Radar transparent** – suitable for airport applications

**Chemical-resistant** – ideal for industrial and wastewater plants

**Low thermal conductivity** – performs in hot, humid, or arctic environments

**Low maintenance** – no painting or corrosion treatment required

Every GRP staircase is built to perform in environments where steel would corrode or degrade, making it the smart choice for industrial applications.

Technical Standards

All PJNC LIMITED GRP Access Stairs are designed and tested to meet strict UK and international safety regulations:

  • BS EN 1991-1-1
  • EN ISO 14122 (Parts 1, 2 & 3)
  • BS 4592 (Parts 4 & 6)
  • EEMUA specifications

This ensures full compliance and reliability across industrial, marine, and public infrastructure environments.

GRP Stair System Components

Our modular GRP staircases are available in pre-assembled or site-built configurations. Each system can be customised to your specific project.

Typical components include:

  • GRP stringers and structural supports
  • GRP handrail systems and balustrades
  • GRP intermediate landings (optional)
  • GRP stair treads with anti-slip finish
  • Stainless steel 316 fixings and mounting brackets

These modular systems integrate seamlessly with GRP platforms, walkways, and handrails, providing a complete composite access solution.

Why Work With PJNC Ltd?

With over 30 years in GRP product engineering, PJNC deliver stair systems that meet the highest standards of quality and safety. We offer:

Complete design, manufacture & installation services

Custom-built stair solutions tailored to your site

Proven projects across the UK, Europe & Middle East

Compliance with international safety specifications

Contact Us for GRP Staircase Solutions

Looking for GRP stairs or fibreglass access staircases tailored to your project?
Contact PJNC LIMITED today for expert advice and a bespoke quotation.

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Frequently Asked Questions

They’re made from Glass Reinforced Plastic (fibreglass) — a composite material that offers high strength, low weight, and excellent corrosion resistance.

Yes. GRP stairs are engineered to the same load-bearing standards as steel but weigh about 50% less, reducing installation time and cost.

Absolutely. GRP is UV-stable, corrosion-resistant, and ideal for outdoor, marine, and coastal applications.

Yes — all PJNC LIMITED GRP staircases meet BS EN 1991, EN ISO 14122, BS 4592, and EEMUA specifications.

Yes. We specialise in bespoke modular GRP stair systems built to your exact project specifications.