Trench Drain Frames & Grates

US Foundry cast iron trench drain frames and grates for cast-in-place concrete trench drains: heavy duty frame-and-grate sets from 10" to 39" wide, plus individual 8" to 30" trench grates including 3/8" narrow-slot ADA grates. Frames and grates are grey iron (ASTM A48 Class 35B). Quote-only — request pricing and availability for your project.