Glass Sided Greenhouse with 10mm PC Roof 266x397cm
VT-HEL-10200-BK
- Durable 4 mm toughened glass for strength and clarity
- Integrated gutter: helps channel rainwater neatly away and supports easy water collection for garden use
- Double sliding doors: opening in opposite directions for easy access
Dimensions
Dimensions
|
External Dimension (mm) |
2660 x 3970 |
|---|---|
|
Length/Depth (mm) |
2660 |
|
Width (mm) |
3970 |
|
Peak Height (mm) |
2390 |
|
Door Height(mm) |
1760 |
|
Door Opening (mm) |
1190 |
Structure
Structure
|
Number of Vent |
2 |
|---|
Warranty
Warranty
|
Panel Warranty |
10 Years |
|---|
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Black Glass Greenhouse for Year-Round Growing
Create a bright, protected growing space with this Black Glass Sided Greenhouse, combining clear 4mm glass walls with a durable 10mm polycarbonate roof. The dual-sided UV-coated roof helps protect against UV exposure while providing good light transmission, while the glazed sides offer clear visibility and a clean modern appearance. Featuring a double sliding door and two opening windows, it provides convenient access and natural ventilation for plants, herbs, flowers, and vegetables.
The door can be installed on either side of the greenhouse, but whichever side is selected, the door must be centred on that side.
Why Choose This Greenhouse
- Clear Glass Sides – Excellent visibility and natural light
- 10mm Polycarbonate Roof – Durable overhead protection with UV coating
- Double Sliding Door – Smooth access without taking up extra space
- Opening Windows – Improved airflow and ventilation
- Flexible Door Position – Door can be centred in either available position
- Modern Black Frame – Clean, contemporary outdoor appearance
Ideal Uses
Ideal for growing vegetables, herbs, flowers, seedlings, and potted plants while creating a sheltered and well-ventilated growing environment.
Features
Weather Resistance
UV Protection
Natural Light Transmission
Ventilation
Structural Stability
Impact Resistance
Easy Access
Flexible Door Position
Modern Appearance
Specifications
Colour: Black
Overall Size: 397 × 266cm
Height: 187 / 239cm
Roof Material: 10mm Polycarbonate, dual-sided UV coating
Roof Warranty: 10 years
Side Material: 4mm Clear Glass
Door Type: Double Sliding Door
Door Size: 119 × 176cm (H)
Windows: 2 Opening Windows
Door Position: Either side, centred installation required
Package: 8 Boxes
Installation & Weather Notice
Proper anchoring is essential for safe installation.
Where possible, install the greenhouse in a sheltered location.
Greenhouses should not be installed in exposed locations that experience frequent strong winds.
Severe weather, storms, and extreme wind conditions may damage the greenhouse regardless of installation quality.

We aim to deliver all products as soon as possible. Below is an outline of the services we offer on Steelmates products.
Standard Delivery
Steelmates will email you shortly after your order is processed to confirm your order has been placed successfully. We will then call you or send you an Email with a tracking number when your order is dispatched. The delivery is weekday service.
| Auckland | |
| Courier | 2-3 working days |
| Rural Courier | 5-7 working days |
| Transport | 3-5 working days |
| North Island | |
| Courier | 2-5 working days |
| Rural Courier | 5-8 working days |
| Transport | 4-7 working days |
| MainFreight Depot Pickup |
2-4 working days |
| South Island | |
| Courier | 2-5 working days |
| Rural Courier | 5-8 working days |
| Transport | 4-7 working days |
| MainFreight Depot Pickup | 2-4 working days |
Kindly be advised that the delivery time for the South Island is subject to variation based on the availability of stock at either our Christchurch warehouse or Auckland warehouse. In the case of large items requiring transportation, we kindly request that you allocate an additional 2-3 working days for delivery if the parcel originates from the North Island.
Delivery FAQ
Do I need to be home for my Delivery?
Yes, all of our products require a signature as proof of delivery. If you are not happy with your delivery date then please contact before the day to make alternative arrangements.
My house has a restricted access, what do I do?
Our drivers are only contracted to provide kerbside drop offs and deliveries. They will NOT bring any of our orders through your home. A driver may offer to take an order further; for instance a back garden but this is ONLY at their own discretion. If you have any questions about access or you live in a restricted access zone please contact us prior to ordering.
My Order Has Not Been Delivered, What Should I Do?
If your order has not been delivered when expected please feel free to contact us on 09-2740618.
Please Note: Additional items such as the riverter, security locks and shelving may be delivered separately on a different day to your main product. If you have ordered multiple products in one order then you may receive multiple deliveries.
Built for Serious Growers
Designed for people who care about growing performance, not just garden appearance, this greenhouse is made for more committed home growers who want better insulation, effective ventilation, and a more durable structure. It is a practical choice for those focused on healthier plants, more stable growing conditions, and a greenhouse that can support long-term use with greater confidence.
Premium Tempered Glass
Our greenhouse features high-quality tempered glass that delivers exceptional durability and crystal-clear light transmission. Stronger and safer than standard glass, it resists impact, withstands changing weather conditions, and provides optimal sunlight for healthy plant growth.
Extensive Reinforced Bracing
Every glass panel is reinforced with extra rear diagonal bracing to provide greater protection in harsh weather conditions. Horizontal bracing beneath the roof peak further improves the stability and strength of the entire greenhouse.
Wider Entry, Greater Convenience
With an extra-wide doorway, this glasshouse offers practical access and added comfort, especially when moving bulky plants or garden supplies.
Wheel-Friendly Entrance Design
The low-profile ramp creates a seamless transition, making it easier to move gardening tools and supplies on wheels.
Heavy-Duty Aluminium Construction
Designed with thick aluminium profiles for added support and resilience, giving your glasshouse the strength needed for long-term outdoor use.
Turn Rainfall into Garden Water
With a built-in gutter and optional downpipe kit, rainwater can be collected directly into a container you source yourself, offering a simple and efficient watering solution.
Polycarbonate vs Glass Greenhouse
Glasshouse
✔ Maximum Light Transmission: Tempered glass allows more natural sunlight to reach your plants, promoting stronger growth, healthier leaves, and better yields throughout the seasons.
✔ Safer by Design: If broken, tempered glass shatters into small, blunt pieces, making it a safe choice for families
✔ All-Weather Reliability: Built to handle temperature changes, strong winds, and harsh outdoor conditions, tempered glass keeps your greenhouse dependable.
✔ Premium Look & Feel: Tempered glass gives your greenhouse a professional, high-end appearance that blends beautifully into any garden setting.
✔ Easy to Clean & Maintain: Smooth, non-porous surfaces resist staining and can be cleaned quickly
Poly Greenhouse
✔ Excellent Insulation: Polycarbonate panels provide superior heat retention compared to glass, helping maintain stable temperatures and extend your growing season.
✔ Impact-Resistant & Virtually Unbreakable: Designed to withstand hail, strong winds, and accidental knocks.
✔Diffused Light for Healthier Plants: The twin-wall structure gently diffuses sunlight, reducing harsh shadows and preventing plant burn.
✔ Energy Efficient & Cost Effective :Better insulation means reduced heat loss, helping you save on heating costs during colder months.
✔ Easy Installation: Lightweight panels are easier to handle and install, simplifying assembly and reducing setup time.
Real Glass. Timeless Growing
Built with real glass panels, this collection offers a traditional glasshouse feel with bright, clear views and elegant garden appeal.
Everything for Planting & Garden Care
From seedling tools and irrigation products to pruning, composting, and plant protection, explore useful garden supplies for every stage of growing.
We Give Back
We support New Zealand conservation by donating to non-profits, and through “Greenhouse Grows, Tree Follows,” we plant one native tree for every greenhouse sold, helping restore habitats and support a healthier climate.
Geenhouses Buying Guide
Essential reading for anyone planning to buy a greenhouse
Greenhouse Gardening Guide
Get expert tips, step-by-step tutorials, and practical resources to start growing successfully in your greenhouse
