Trimax Gardentop Staircase with Handrail – Dark Brown
✅ Premium outdoor staircase with TRIMAX® fibreglass-reinforced composite treads and galvanised steel structure.
🚚 FREE UK Mainland Standard Delivery — tracked service included.
Designed for patios, terraces, balconies and raised garden areas where safe outdoor access is required.
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
Key Benefits
Weatherproof TRIMAX® Composite Treads
Fibreglass-reinforced material resists rot, moisture and UV exposure, making it ideal for outdoor environments.
Anti-Slip Surface for Wet Conditions
Perforated tread design helps maintain grip in rain or damp weather.
Strong Galvanised Steel Frame
Hot-dip galvanised structure provides excellent corrosion resistance and long-term durability.
Handrail Included as Standard
Provides additional stability and safety during everyday use.
Flexible Modular Configuration
Available from 2 to 12 treads, allowing the staircase to adapt to many different height requirements.
Clean Contemporary Finish
Hidden fixings and dark brown composite treads create a sleek modern appearance.
📏 Sizes & Dimensions (All Stair Configurations)
| 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 (Applies to All Sizes)
| 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 – 220 mm |
| Maximum Point Load | 200 kg |
| Tested Total Load Capacity | 700 kg |
Choose this staircase if you need a weather-resistant outdoor stair system that adapts easily to different height requirements.
How Does It Compare?
| Feature | Trimax Gardentop Staircase – Dark Brown | Basic Outdoor Staircase |
|---|
| Tread Material | ✔ TRIMAX® fibreglass composite | ✘ Timber or plastic |
| Structure Material | ✔ Hot-dip galvanised steel | ✘ Painted steel or timber |
| Handrail Included | ✔ Yes | ✘ Often optional |
| Slip Resistance | ✔ Anti-slip perforated treads | ✘ Often smooth |
| Height Flexibility | ✔ 2 – 12 treads | ✘ Limited |
| Load Testing | ✔ 700 kg total / 200 kg point | ✘ Often lower |
| Compliance | ✔ EN 1991 & EN 1993 | ✘ Varies |
Compared with basic outdoor stair systems, the Trimax Gardentop staircase offers superior durability, safer footing and a more refined architectural finish.
Full Product Overview
The Trimax Gardentop Staircase with Handrail – Dark Brown is designed to deliver safe, durable and visually appealing access between outdoor levels. Ideal for patios, balconies, garden decks and terraces, this staircase combines strong structural engineering with premium weather-resistant materials.
The TRIMAX® fibreglass-reinforced composite treads offer excellent grip and long-term resistance to rot, moisture and UV exposure, while the galvanised steel frame provides strength and corrosion protection. Its modular design allows the staircase to be configured between 2 and 12 treads, accommodating floor heights up to 2.64 m.
The dark brown finish blends seamlessly with timber decking, garden landscaping and modern outdoor architecture.
Safety & Build Details
TRIMAX® composite treads resist rot, moisture and UV exposure.
Anti-slip tread surface designed for safe outdoor use.
Hot-dip galvanised steel structure for corrosion resistance.
Tested to 200 kg point load and 700 kg total load capacity.
Complies with EN 1991 and EN 1993 structural standards.
Handrail included for improved stability and support.
Final Verdict
If you need a strong, weather-resistant staircase for outdoor environments, the Trimax Gardentop Staircase with Handrail – Dark Brown delivers durability, safety and modern design in one modular system. With multiple height options, premium composite materials and certified structural performance, it provides a dependable outdoor access solution backed by a Lifetime Guarantee.
In Stock 
