Polycarbonate Greenhouse Panels 14 Pack, 47.6 x 23.8 in, 8 mm Twin-Wall

Polycarbonate greenhouse panels deliver bright, stable light for year-round growing while shielding plants from harsh weather. This 14-pack of twin-wall corrugated roof sheets combines high impact resistance with 80% light transmission and 98% UV blocking to help reduce overheating. Waterproof and temperature tolerant, the lightweight panels cut and bend easily to fit greenhouse roofs, garden covers, walkways, and other outdoor structures.

Set up a clear, protective roof without the weight and fragility of traditional glazing. These waterproof corrugated polycarbonate sheets are sized for efficient coverage, helping you build or upgrade a greenhouse roof, cold frame, garden shelter, garage cover, or walkway canopy with fewer seams. Stock up for larger structures or add packs to match your layout—then trim to fit for clean edges and a secure install. Grab yours today and get your project weather-ready.