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The Ductile Iron Frame Trench Drain System combines heavy-duty performance with a lightweight, modular design—ideal for DOT, airport and military applications. Featuring DIN F load-rated grates with center bolt lockdown, the system improves durability and flow with a radiused bottom channel. UV-protected options, quick-connect joints, integral rebar clips and longer lengths speed up installation by up to 75 percent compared to traditional systems—offering strength, efficiency and simple handling without heavy equipment.
