At Excel Plastics NI, we design, manufacture, and install uPVC and composite decking systems across Northern Ireland — creating safe, stylish, and weather-resistant outdoor spaces for homes, caravans, lodges, and leisure parks.
With over 20 years of experience, our decking is engineered for strength, slip resistance, and year-round durability. From garden patios and caravan verandas to commercial outdoor areas, we deliver complete decking solutions that combine easy installation with long-term performance.
Whether you’re a homeowner, installer, or park operator, our systems are British-made, eco-friendly, and backed by a 10-year warranty, offering unmatched reliability and value.

Durable uPVC and composite decking systems designed for static caravans, holiday lodges, and park homes. Quick to install, easy to maintain, and built for long-lasting performance in all weather.
Transform your outdoor living space with stylish, slip-resistant uPVC and composite decking that looks great all year round. Ideal for patios, gardens, and extensions, with minimal maintenance required.
WHY CHOOSE US
We’re trusted across Northern Ireland for manufacturing and fitting decking systems that are stylish, strong, and built to last.
At Excel Plastics NI, we provide a full-service approach — from design and production to supply and installation. Every stage of our process is carried out with precision, care, and a commitment to quality.
Manufactured by Experts
All decking boards and components are produced in-house using high-grade uPVC and composite materials. Each piece is tested to British Standards for slip resistance, fire safety, and weather durability, ensuring every product performs for years to come.
Supplied to Trade & Retail
We supply directly to caravan parks, developers, installers, and homeowners across Northern Ireland. Our pre-cutting service reduces waste and ensures your decking system arrives ready to fit, saving time on-site.
Installed by Professionals
Our experienced installers ensure every deck is fitted securely and neatly. From levelling frames to adding balustrades and skirting, we guarantee a high-quality finish that’s safe, strong, and visually appealing.
Our goal is simple — to offer a seamless, end-to-end decking solution that combines expert manufacturing, reliable supply, and professional installation.
Have questions or ready to get started? Get in touch — we’re here to manufacture, supply, or install the perfect decking system for your home, park, or business.
Find quick answers to common questions about our uPVC and composite decking systems.
We manufacture and supply uPVC and composite decking, available in a range of colours, sizes, and styles.
Yes — all Excel Plastics deckboards are slip-tested to BS 7976-2 standards for wet and dry safety.
Both. We manufacture, supply, and install decking systems across Northern Ireland for trade, retail, and leisure customers.
Yes — every decking system comes with a 10-year manufacturer’s warranty for peace of mind.

