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Greenhouses and Greenhouse Accessories

Gardener 300 3 × 8 m Polycarbonate Greenhouse, 4 mm

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Gardener 300 3 × 8 m Polycarbonate Greenhouse

A greenhouse with room to grow The Gardener 300 is a 3 × 8 m greenhouse with a listed area of 24 m². Its 212 cm height and 800 cm length provide the key dimensions to consider when planning where to place it and how to arrange plants inside. The cover is specified as 4 mm cellular polycarbonate, and the frame is galvanised steel.

Details to help you plan

  1. 24 m² footprint: The greenhouse measures 3 × 8 m, with a listed area of 24 m². Check these dimensions against your available garden space before choosing a location.
  2. 4 mm polycarbonate cover: The covering is specified as transparent 4 mm cellular polycarbonate. The product details list seven sheets at 6 m.
  3. Galvanised steel frame: The frame is made from galvanised steel, with galvanising listed as its corrosion protection.
  4. Two doors for access: Two doors are included. Consider their placement when planning access and the layout around the greenhouse.
  5. Two windows and 100 cm arch spacing: The greenhouse includes two windows. Its arches are spaced 100 cm apart, as stated in the product details.

Experiences with Bloomcabin

  1. "Ordering from Bloomcabin was straightforward, and the team answered my questions before I purchased. I'm very happy with my choice." – Sophie Taylor
  2. "My order arrived carefully packaged and was exactly as described. The quality met my expectations, and I would happily purchase from Bloomcabin again." – James Wilson
  3. "I had a question about my delivery, and Bloomcabin's customer support was friendly and helpful. They kept me informed and made the whole experience easy." – Olivia Anderson

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We offer flexible and secure payment methods to make your shopping experience smooth and convenient.

Order now and save 45% with Bloomcabin. Bring your home and garden ideas to life, with helpful customer support from choosing your product to arranging delivery.



  • Article number: PRT10100401-00341-2xPRT10100201-00285-4mm
  • Colour: Colourless / transparent
  • Dimensions: 3x8 m
  • Height: 212 cm
  • Length: 800 cm
  • Area: 24 m2
  • Polycarbonate thickness: 4 mm
  • Polycarbonate sheets: 7 pieces / 6 m
  • Doors: 2 pieces
  • Windows: 2 pieces
  • Frame: Galvanised steel
  • Frame thickness: ∎ 20x40 & 20x20 mm
  • Corrosion protection: Galvanising
  • Arch spacing: 100 cm
  • Packaging: Number of packages: 2; dimensions: 211 × 12 × 3 cm; weight: 0.7 kg; Number of packages: 1; dimensions: 211 × 12 × 3 cm; weight: 1.5 kg; Number of packages: 2; dimensions: 9 × 12 × 29 cm; weight: 3 kg; Number of packages: 2; dimensions: 170 × 8 × 4 cm; weight: 4.1 kg; Number of packages: 1; dimensions: 170 × 12 × 4 cm; weight: 6.2 kg; Number of packages: 1; dimensions: 19 × 21 × 24 cm; weight: 7.9 kg; Number of packages: 2; dimensions: 293 × 76 × 5 cm; weight: 8.1 kg; Number of packages: 2; dimensions: 98 × 14 × 8 cm; weight: 8.4 kg; Number of packages: 1; dimensions: 293 × 76 × 7 cm; weight: 11.3 kg; Number of packages: 1; dimensions: 98 × 26 × 8 cm; weight: 19.8 kg; Number of packages: 1; dimensions: 102 × 220 × 15 cm; weight: 29 kg; Number of packages: 1; dimensions: 210 × 80 × 80 cm; weight: 53 kg
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10 year warranty
Bloomcabin is proud of its high-quality products and maintains these standards every day through a range of manufacturing and quality-control processes. This is backed by a 20-year warranty against wood rot in timber structures and a 10-year warranty against functional defects.
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