Trimax Gardentop Staircase – Dark Brown
✅ Premium outdoor staircase with durable TRIMAX® composite treads in dark brown
🚚 FREE UK Mainland Delivery — securely packaged and tracked
Weather-resistant steel structure with anti-slip outdoor tread system
Designed for permanent exterior installation, the Trimax Gardentop Staircase combines structural steel strength with low-maintenance composite treads for long-term garden, terrace and decking access.
At a Glance
Certified to: EN1991 & EN1993 structural standards
Frame Material: Galvanised and powder-coated steel
Treads: TRIMAX® composite (dark brown)
Tread Depth: 240 mm
Tread Thickness: 40 mm
Stair Width Options: 800 mm or 1000 mm
Use Type: Permanent outdoor installation
Guarantee: Manufacturer’s Guarantee included
Key Benefits
Low-Maintenance Composite Treads
TRIMAX® composite resists rot, warping and cracking — ideal for year-round outdoor exposure.
Anti-Slip Surface
Textured tread design improves grip in wet weather conditions.
Galvanised Steel Structure
Strong, corrosion-resistant frame built for long-term structural performance.
Modular Height Options
Available from 2 to 12 treads to suit a wide range of floor-to-floor heights.
Modern Garden Finish
Dark brown treads provide a natural wood-style appearance with modern durability.
Permanent Access Solution
Ideal for raised patios, decking, balconies, garden rooms and external building access.
📏 Sizes & Dimensions (All Sizes)
| Treads | Product Code | Min Floor-to-Floor Height (m) | Max Floor-to-Floor Height (m) | Total Going (m) | Tread Depth (mm) | Tread Thickness (mm) |
|---|
| 2 | 5068056 | 0.36 m | 0.44 m | 0.44 m | 240 mm | 40 mm |
| 3 | 5068057 | 0.54 m | 0.66 m | 0.66 m | 240 mm | 40 mm |
| 4 | 5068058 | 0.72 m | 0.88 m | 0.88 m | 240 mm | 40 mm |
| 5 | 5068059 | 0.90 m | 1.10 m | 1.10 m | 240 mm | 40 mm |
| 6 | 5068060 | 1.08 m | 1.32 m | 1.32 m | 240 mm | 40 mm |
| 7 | 5068061 | 1.26 m | 1.54 m | 1.57 m | 240 mm | 40 mm |
| 8 | 5068062 | 1.44 m | 1.76 m | 1.76 m | 240 mm | 40 mm |
| 9 | 5068063 | 1.62 m | 1.98 m | 1.98 m | 240 mm | 40 mm |
| 10 | 5068064 | 1.80 m | 2.20 m | 2.20 m | 240 mm | 40 mm |
| 11 | 5068065 | 1.98 m | 2.42 m | 2.42 m | 240 mm | 40 mm |
| 12 | 5068066 | 2.16 m | 2.64 m | 2.64 m | 240 mm | 40 mm |
Floor-to-floor coverage: 0.36 m up to 2.64 m across the full range.
Choose the correct size based on your finished floor-to-floor measurement.
How Does It Compare?
| Feature | Trimax Gardentop – Dark Brown | Basic Outdoor Steps |
|---|
| Structural Certification | ✔ EN1991 & EN1993 | ✘ Often uncertified |
| Composite TRIMAX® Treads | ✔ Yes | ✘ Timber / untreated |
| Anti-Slip Surface | ✔ Yes | ✘ Smooth finish |
| Galvanised Steel Frame | ✔ Yes | ✘ Mild steel |
| Modular Height Options | ✔ 2–12 treads | ✘ Limited sizes |
This staircase provides a long-term structural solution rather than a decorative or temporary garden step system.
Full Product Overview
The Trimax Gardentop Staircase – Dark Brown is a robust, weather-resistant outdoor staircase system designed for permanent installation. Combining galvanised steel construction with durable TRIMAX® composite treads, it delivers strength, safety and low maintenance in one modular solution.
The composite treads provide the visual warmth of timber with significantly greater durability. Unlike traditional wooden steps, TRIMAX® will not rot, warp or require seasonal treatment, making it ideal for exterior environments exposed to rain and temperature change.
Available in configurations from 2 to 12 treads, this staircase system adapts to a wide range of external access requirements — from raised decking to garden buildings and balcony access.
Safety & Build Details
Galvanised and powder-coated steel frame
TRIMAX® composite anti-slip treads
Structural compliance to EN standards
Designed for permanent external installation
Weather-resistant, low-maintenance materials
Final Verdict
The Trimax Gardentop Staircase – Dark Brown delivers structural reliability, modern outdoor styling and long-term durability. With certified strength, anti-slip composite treads and modular sizing up to 12 steps, it is an excellent solution for safe and attractive exterior access.
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