American Highway Products Ltd.: Manufacture manhole risers, flexible rings, and cover sealing products . Includes a product overview and photographs.
Balco Inc.: Manufacture trench grates and frames. Includes product specifications and CAD drawings .
Bass and Hays Foundry Inc.: Wholesale and retail sales of cast and ductile iron castings. Products include manhole, inlet and other drainage covers. Includes online drawings and specifications.
Bengal Iron Corporation: Manufacture and export grey iron castings including municipal castings, manhole covers, grates, hydrants and other industrial castings. India.
Crescent Foundry Company Pvt. Ltd.: Manufacture gray iron and ductile iron castings used in water distribution, drainage, and sewerage. Includes product specifications and photographs.
Deeter Foundry, Inc.: Produce gray iron castings for the construction industry. Product line includes manhole frames and covers, storm sewer inlet frames, grates and curbs, trench grating and tree grates.
Doug Meadows Company: Manufacturer's representative of manhole cover extractors, manhole risers and other products involved in sewage and water municipalities.
Ducast Factory L.L.C.: Produce manhole , ductile iron , and cast iron covers, ductile iron and cast iron gratings, gully , access and recess covers. Dubai .
Feing Tai (Handan) Alloy Casting Co., Ltd.: Manufactures and supplies ductile and grey iron manhole covers, grates, pipes, fittings and ornamental parts.
Gaozit Enterprise: Manufacturer of cast iron products, which mainly include: cast iron manhole covers and cast iron pipe fittings . China .
GU International: Manufacture manhole systems and selfleveling frames and covers. Includes downloadable product catalog and Autocad drawings.
Hermelock (Malta) Ltd: Manufacturers of cast lightweight, recyclable composite material manhole covers. Withstands loading of up to 40 tonnes.
Hern Iron Works 1991, Inc.: Manufacture a range of covers, frames and grates.
Khaya Magica: Manufacture anti-slip plastic steps for use where corrosion presents a problem such as concrete and brick sewers, stormwater manholes, and reservoirs.
LeBaron Foundry Inc: Manufacturer of municipal castings, frames, manhole covers and grates .
Manhole Systems Inc.: Manufacturers of adjustable manhole riser rings, manhole cover extension rings, and monument and valve box risers for highway paving projects.
Nandikeshwari Iron Foundry (P) Ltd: Manufacturers of sanitary, water works, industrial, ornamental and agricultural castings. Products include manholes rings and covers, grates and frames and manhole steps. India .
Neenah Foundry Company: Supplier of municipal castings, including manhole frames, lids and grates, trench castings and decorative tree grates.