Polycarbonate Greenhouse Panels 15-Pack | 4'x2' Twin-Wall, 89% Light, UV-Resistant

Twin-Wall Polycarbonate Greenhouse Panels – 15-Pack, 4' x 2'

Upgrade or replace your greenhouse covering with these professional-grade twin-wall polycarbonate panels. Impact-resistant, weather-rated from -40°C to 120°C, and engineered to transmit 89% of light while blocking 99.9% of UV — your plants get everything they need while you get lasting durability.

Key Features

• Twin-Wall Impact Resistance — 0.24" thick double-layer design withstands hail, falling objects, heavy snow, and hurricane-force conditions without cracking or breaking
• Extreme Weather Rated — Performs in temperatures from -40°C to 120°C (-40°F to 248°F); ideal for year-round greenhouse use in any climate
• 89% Light Transmission — Highly transparent with UV-resistant coating; blocks 99.9% of UV rays while diffusing light softly for healthy, robust plant growth
• Easy to Work With — Lightweight and easy to cut without cracking or splintering; can be cold-bent to create curved roofs — perfect for DIY greenhouse builders
• Versatile Applications — Ideal for greenhouses, pool roofs, aisle covers, garden fences, cold frames, aquarium lids, chicken coop roofs, and hurricane windows
• Heat Preservation & Insulation — Double-layer structure maintains a stable, comfortable growing environment and extends your planting season

Specifications

• Quantity: 15 panels
• Panel Size: 4' x 2' (122 x 61cm) each
• Thickness: 0.24" (6mm)
• Structure: Twin-wall polycarbonate
• Light Transmission: 89%
• UV Protection: 99.9% UV block coating
• Temperature Range: -40°C to 120°C (-40°F to 248°F)
• Total Weight: ~22.5lb (10.2kg)

Perfect for new greenhouse builds, panel replacements, cold frames, and creative DIY outdoor projects.