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Heavy-Duty 20x12in Ductile Iron Driveway Drain Grate – 3PCS

$64.55 on Amazon.com (as of October 16, 2026, 12:07 AM EST) View details ↗

Upgrade your outdoor drainage with this **heavy-duty 20x12-inch ductile iron channel drain grate**, designed for high-traffic areas like driveways, garages, and industrial sites. Engineered from premium ductile cast iron, this rectangular grate combines **exceptional strength and corrosion resistance**—thanks to an anti-corrosive paint finish—to withstand years of exposure to moisture, chemicals, and heavy loads. Whether protecting against flooding in your yard or ensuring smooth water flow in a factory setting, this grate delivers **unmatched durability** while maintaining a sleek, black finish that blends seamlessly with any environment.

The **reinforced structural design** supports **vehicles and pedestrians** with ease, boasting a **load capacity of over 11,000 lbs**—far exceeding standard plastic or lightweight metal alternatives. The **hollow, dense grid pattern** effectively filters debris like leaves and branches, preventing clogs while allowing water to flow freely into the drainage system. Installation is straightforward, and the **lightweight yet sturdy construction** (under 40 lbs for the 3-piece set) makes handling and positioning effortless, even for single-person setups. Ideal for both residential and commercial applications, this grate ensures **long-term reliability** with minimal maintenance, making it a smart investment for property owners prioritizing safety and performance.

Load CapacityOver 11,000 lbs (5,000 kg)
MaterialDuctile cast iron with anti-corrosive paint finish
Dimensions (per grate)20″ × 12″ × 2.5″ (L × W × H)
Weight (3PCS set)Under 39.68 lbs (18 kg)
CompatibilityStandard outdoor channel drainage systems (check trench width for fit)
ColorBlack
Can this grate support heavy vehicles like trucks or forklifts?
Yes, the reinforced ductile iron construction supports **over 11,000 lbs of load**, making it suitable for vehicles, forklifts, and industrial equipment.
How does the anti-corrosive treatment protect the grate in wet or chemical-exposed areas?
The grate features a **sprayed anti-corrosive paint finish**, which resists rust and degradation from moisture, chemicals, and prolonged outdoor exposure.
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