VFG™ 38″ x 38″ angle frame & grate, use as bottom flanged. Slip Resistant Surface with the LLLL® registered trademark. Stock item. Sold as a set or as individual frames or grates. Solid covers may be available. H-20 traffic rated when properly installed in reinforced concrete. Uncoated cast gray iron frame ASTM A48 CL35B or better, AASHTO M306-10 (M105), cast ductile iron grate, ASTM A536 (70-50-05). Use uncoated iron to drain into creeks, rivers & waterways. Open areas listed in grate descriptions (flow data must be calculated by a qualified engineer) Made in USA. LEED® certifications available on request. Please use the contact form or call us to request info & submittal sheets.
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