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Twin & Triple Wall Polycarbonate Sheets – 4x8 FT Greenhouse Panels | 4mm, 8mm, 14mm Thickness

GH48GH4

Model
Regular price $34.95
Sale price $34.95 Regular price
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1.2 m x 2.4 m (4 ft x 8 ft) Polycarbonate Greenhouse Sheets (Multiple Thicknesses)

Get your greenhouse, shop roof, or outdoor shelter covered with these heavy-duty polycarbonate sheets. Built to handle harsh outdoor weather and provide serious insulation, these rigid panels easily outperform brittle fiberglass and cheap plastic. Whether you are replacing blown-out greenhouse panels or building a custom outdoor shelter from scratch, these boards give you structural strength and excellent light transmission. We stock these heavy-duty building materials at wholesale prices to ensure you get real value for the dollar on your shop and farm projects.

Key Features:
  • Heavy-Duty Build: Made from rigid, impact-resistant EM Plastic Hi-Core polycarbonate that will not shatter, rust, or rot like standard building materials.
  • High Insulation: Available in standard 2-layer configurations or specialized 3-layer honeycomb designs to trap heat and regulate temperatures inside your greenhouse.
  • Weather Resistant: Treated for high UV resistance to prevent yellowing, warping, and degradation from direct sunlight over long-term outdoor exposure.
  • Easy to Handle: Lightweight enough for one person to carry up a ladder and easy to cut and drill for custom DIY roofing and shelter framing.
  • Multiple Thicknesses: Choose from standard 4 mm (0.16") sheets up to thick 14 mm (0.55") honeycomb panels to match your exact structural and climate needs.
Specifications:
  • Sheet Dimensions: 1.2 m x 2.4 m (4 ft x 8 ft)
  • Material: Rigid, impact-resistant polycarbonate
  • Structure Options: 2-Layer (Regular) or 3-Layer (Honeycomb)
  • Available Thicknesses: 4 mm (0.16"), 8 mm (0.31"), and 14 mm (0.55")
Available Models & SKUs:
SKU Dimensions Configuration & Thickness
GH48GH4 1.2 m x 2.4 m (4 ft x 8 ft) 2-Layer Regular Polycarbonate - 4 mm (0.16") Thick
GH48GH8 1.2 m x 2.4 m (4 ft x 8 ft) 2-Layer Regular Polycarbonate - 8 mm (0.31") Thick
GH48HC8 1.2 m x 2.4 m (4 ft x 8 ft) 3-Layer Honeycomb Polycarbonate - 8 mm (0.31") Thick
GH48HC14 1.2 m x 2.4 m (4 ft x 8 ft) 3-Layer Honeycomb Polycarbonate - 14 mm (0.55") Thick
Perfect For:
  • Commercial greenhouses and backyard garden structures
  • Replacing old, brittle fiberglass roofing and skylights
  • Building durable outdoor shelters and bus boards
  • Anyone needing high-insulation, weatherproof building panels at budget-friendly prices

Care Instructions

Please refer to the product instructions for care and safe usage.


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