Standard grate open Area- 234.35 Sq. Inches (per 2′ foot section) VTFG™ 21HD 23″ X 24″ trench grate. Priced per foot. Stock item. Solid covers, bolted covers or bolted grates may be available on special orders. H-20 traffic rated when used with H-20 traffic rated frames properly installed in reinforced concrete. Uses the “2-X” 2″ X 48″ cast iron frame rails (priced per foot separately) May be run to any length in 2′ increments (using 4′ rails) Frame rails UNDER 4′ (foot) long and special length grates, solid covers, bolted grates or bolted covers, UNDER 2′ (foot) long may be available by special order only- and are non-returnable. Uncoated cast gray iron rail & grate, ASTM A48 CL35B or better, unless otherwise specified. Made In USA. LEED® certifications available on request. See tips & disclaimer before installing. Please use the contact form or call us to request info & submittal sheets.
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