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Our largest frame
Titan Pro
Arched tunnel
Best for Large crops and our heaviest frame section
A tall, wide arched greenhouse on a 20 × 40 mm galvanized profile with tight rib spacing — for serious harvests.
Your selected size
- Footprint
- 3 × 4 m
- Floor area
- 12 m²
- Panel thickness
- 4 mm
Ask for a delivery estimate for your location
SKU TI-3x4-4
- Curbside freight delivery to the contiguous US.
- Real people answer sizing and delivery questions.
Made for your garden
Meet the Titan Pro
Growers planning large crops, or anyone who wants the stiffest frame in the range.
Built-in benefits
20 × 40 mm galvanized profile
Our heaviest frame section.
Tight rib spacing
Less unsupported panel between arches means less flex in wind and under snow.
End vents
Opening vents in the end walls for airflow.
Specifications
- Frame material
- Galvanized steel
- Covering
- Twin-wall polycarbonate
What’s included
- Frame, polycarbonate panels, doors and fixings
- Assembly instructions
Need help choosing a size?
Tell us about your garden and what you want to grow.
Compare with
Photo 1 of 5
Traditional gable
Royal Garden
Best for A traditional look in a planted garden
From$2,299
View greenhouse
