Trimax Gardentop Staircase with Handrail – Dark Brown
At a Glance
Use Type: Outdoor
Structure Material: Hot-dip galvanised steel
Tread Material: TRIMAX® fibreglass reinforced plastic
Tread Finish: Dark brown anti-slip surface
Number of Treads Available: 2 – 12
Staircase Width Options: 840 mm or 1040 mm
Tread Width Options: 800 mm or 1000 mm
Tread Depth: 220 mm
Tread Thickness: 40 mm
Tread Rise Adjustment: 180 mm – 220 mm
Floor-to-Floor Height Range: 360 mm – 2640 mm
Maximum Point Load: 200 kg
Tested Total Load: 700 kg
Guarantee: Lifetime Guarantee
Full Product Overview
The Trimax Gardentop Staircase with Handrail – Dark Brown is a premium modular outdoor staircase system designed to provide safe, durable and visually attractive access between exterior levels. Ideal for patios, balconies, raised decking, terraces and garden areas, it combines robust structural engineering with advanced weather-resistant materials for dependable long-term outdoor performance.
Its TRIMAX® fibreglass-reinforced composite treads are engineered specifically for exterior environments, offering excellent resistance to moisture, rot, UV exposure and seasonal weather conditions. The anti-slip tread surface helps maintain grip in wet weather, improving safety throughout the year.
The staircase frame is manufactured from hot-dip galvanised steel, providing strong corrosion resistance and long-lasting structural stability for permanent outdoor installation. The dark brown tread finish complements timber decking, landscaped gardens and contemporary exterior spaces while maintaining a clean architectural appearance through concealed fixing details.
Designed as a modular staircase system, the Gardentop range is available from 2 to 12 tread configurations, covering floor-to-floor heights from 0.36 m up to 2.64 m. Adjustable tread rise settings between 180 mm and 220 mm allow the staircase to adapt to a wide variety of installation requirements and outdoor layouts.
Supplied complete with an integrated handrail system and structural components, the Trimax Gardentop Staircase delivers a reliable and professional outdoor access solution suitable for both residential and garden architecture projects.
Sizes & Dimensions
| Size / No. of Treads | Product Code | Min Floor-to-Floor Height | Max Floor-to-Floor Height | Total Going | Tread Depth |
|---|
| 2 Tread | 5068327 | 0.36 m | 0.44 m | 0.44 m | 240 mm |
| 3 Tread | 5068328 | 0.54 m | 0.66 m | 0.66 m | 240 mm |
| 4 Tread | 5068329 | 0.72 m | 0.88 m | 0.88 m | 240 mm |
| 5 Tread | 5068330 | 0.90 m | 1.10 m | 1.10 m | 240 mm |
| 6 Tread | 5068331 | 1.08 m | 1.32 m | 1.32 m | 240 mm |
| 7 Tread | 5068332 | 1.26 m | 1.54 m | 1.57 m | 240 mm |
| 8 Tread | 5068333 | 1.44 m | 1.76 m | 1.76 m | 240 mm |
| 9 Tread | 5068334 | 1.62 m | 1.98 m | 1.98 m | 240 mm |
| 10 Tread | 5068335 | 1.80 m | 2.20 m | 2.20 m | 240 mm |
| 11 Tread | 5068336 | 1.98 m | 2.42 m | 2.42 m | 240 mm |
| 12 Tread | 5068337 | 2.16 m | 2.64 m | 2.64 m | 240 mm |
Core Staircase Dimensions
| Specification | Measurement |
|---|
| Staircase Width Options | 840 mm or 1040 mm |
| Tread Width Options | 800 mm or 1000 mm |
| Tread Depth | 220 mm |
| Tread Thickness | 40 mm |
| Adjustable Tread Rise | 180 mm – 220 mm |
| Maximum Point Load | 200 kg |
| Tested Total Load Capacity | 700 kg |
Choose this staircase if you need a weather-resistant outdoor staircase system that can adapt to different installation heights while maintaining premium durability and appearance.
Key Benefits
Weatherproof TRIMAX® composite treads
Fibreglass-reinforced material resists rot, moisture and UV exposure.
Anti-slip outdoor tread surface
Designed to provide secure footing in wet and changing weather conditions.
Hot-dip galvanised steel structure
Provides long-term corrosion resistance and structural reliability.
Integrated handrail included
Improves stability and confidence during everyday use.
Flexible modular sizing
Available from 2 to 12 treads with adjustable rise settings.
Clean contemporary finish
Dark brown composite treads blend naturally with decking and garden spaces.
Certified structural performance
Tested to 200 kg point load and 700 kg total load capacity.
Final Verdict
The Trimax Gardentop Staircase with Handrail – Dark Brown delivers a durable, weather-resistant and visually refined outdoor access solution for patios, decking, balconies and raised garden areas.
With premium TRIMAX® composite treads, galvanised steel construction, anti-slip surfaces and flexible modular configurations, it offers dependable long-term performance in demanding outdoor environments. Backed by a Lifetime Guarantee, it combines structural strength, safety and modern exterior styling in one complete staircase system.
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