Primaterra Maxi greenhouse 20 x 20

Primaterra Maxi greenhouse – the ideal solution for making efficient use of space and growing tall crops.

• Solid and durable construction - made of galvanised steel, resistant to corrosion and external influences.
• Optimal climate - the polycarbonate covering creates favourable conditions for plants and eliminates the need to replace plastic sheeting every year.
• Increased height for convenience and functionality
• Super-strong base made of double-galvanised square profile 20x20x1 mm
• Distance between the beams 1 m
• Snow load - up to 240 kg/m² (equivalent to 80 cm of snow cover)
• Long-lasting covering made of 4 mm UV-protected polycarbonate
• 4 doors with additional windows
• Optional roof vent
• Easy assembly

Assembly instructions here*.

General features:

• Construction type: arched
• ​Width: 3.98 m
• Length: 4 m (available length options: 6 m, 8 m, 10 m etc.)
• Height: 2.89 m
• Profile cross-section: 20x20 mm
• Profile thickness: 1 mm
• Profile material: galvanised steel
• Distance between the beams: 1 m
• Snow load – up to 240 kg/m² (equivalent to 80 cm of snow cover)
• Installation: on a foundation, galvanised bolts, nuts and screws (the structure is heavy and solid, and as the soil settles under this pressure over time, it may become deformed)
• Polycarbonate fastening: self-tapping screws with rubber seal and washer
• Long-lasting covering made of 4 mm UV-protected polycarbonate

The set includes:

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• Doors: 4 pcs
• Door windows: 4 pcs
• Roof vents: optional
• Extension option: yes
• Cover included: yes

Cover:

• Polycarbonate cover type: 4 mm

Additional options: roof vents, Primavent automatic opening mechanism, plant ties.