50 x 50 x 2400mm Plastic Decking Joist
MAGDK-611505024-BR
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Product Description
The 50 x 50 x 2400mm Plastic Decking Joist provides a strong, rot-resistant substructure for composite or timber decking projects. Manufactured from 100% recycled plastic, these plastic decking joists are designed to be durable, maintenance-free, and easy to install—whether you're laying directly onto a hard-standing surface or using them with an adjustable pedestal support system.
Ideal for both commercial and domestic decking applications, these plastic joists for decking won’t rot, warp, or splinter like timber alternatives, and they’re unaffected by moisture, insects, or frost. Each joist offers a consistent, straight profile that simplifies installation and helps ensure long-term performance across patios, terraces, rooftop decks, and garden structures.
With a 25-year product warranty, this is a long-lasting and eco-friendly choice for supporting low-profile and ground-level decking systems.
Key Features
- 50 x 50 x 2400mm Plastic Decking Joist
- Made from 100% recycled plastic
- Designed for use with pedestal systems or fixed directly to hard surfaces
- Will not rot, split, absorb moisture, or attract insects
- Ideal for composite decking installations
- Eco-friendly, fully recyclable, and maintenance-free
- Easy to cut and handle using standard tools
- Supplied with a 25-year manufacturer’s warranty
Where the 50 x 50 x 2400mm Plastic Decking Joist Is Used
- Low-profile substructures for composite decking
- Garden and patio deck builds
- Rooftop decking installations with pedestal supports
- Coastal or damp environments where timber joists would degrade
- Public outdoor spaces and terraces requiring a durable, sustainable base
- DIY and trade decking projects requiring straight, uniform joists
FAQ
Can I install these plastic joists directly onto concrete?
Yes, the 50 x 50 x 2400mm Plastic Decking Joist can be laid directly onto a flat, hard-standing surface such as concrete or paving slabs. They are also compatible with adjustable pedestal systems for installations requiring height adjustment or drainage underneath.
How do these plastic decking joists compare to timber?
Unlike timber, plastic decking joists won?t rot, warp, or split. They?re also resistant to insects, moisture, and frost, which makes them ideal for areas exposed to the elements. They offer greater longevity with no ongoing maintenance.
Are these plastic joists easy to cut and drill?
Yes. These plastic joists for decking can be cut and drilled using standard woodworking tools, just like timber. Their uniform profile makes them easier to work with, especially in large-scale installations.
Is this product environmentally friendly?
Yes. The joists are made entirely from post-consumer recycled plastic and are themselves fully recyclable at end of life. They are a sustainable alternative to treated softwood.
Can I use these joists under composite decking boards?
Absolutely. These joists are designed specifically for use with composite decking. Their stability and durability support consistent board alignment and long-term performance.
What is the lifespan of the product?
Each joist is backed by a 25-year manufacturer?s warranty, ensuring long-lasting structural performance with zero maintenance.
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