SSI Sealing Systems, Inc. - Manufacture and distribute products to prevent inflow and infiltration in manholes, catch basins, and pipe joints. - http://www.ssisealingsystems.com
McElroy Manufacturing, Inc. - Manufacturer of HDPE polyethylene plastic pipe heat fusion equipment, fintubes and finned tube equipment, and mobile directional control valves technologies. - http://www.mcelroymfg.com/
Inserta Tee - Manufactures a three piece service connection consisting of a PVC hub, rubber sleeve and steel band used for tapping into sewer pipes of plastic, steel and concrete. - http://www.insertatee.com/
Multi Fittings - Manufacture plastic and composite pipe and fitting systems for the municipal, industrial and irrigation markets. - http://www.multifittings.com/
General Flange & Forge Corporation - Manufacturer of flanges in carbon steel, stainless and alloys as well as galvanized flanges and orifice unions. DIN/Metric/JIS flanges. - http://generalflange.com
National Steel Products Co. Ltd. - Manufacturer of malleable fittings, flanges and butt-weld fittings. - http://www.designmaker.com/national-steel-products/malleable_iron_fittings.htm
Star Pipe Products - Global manufacturer and supplier for a broad array of pipe fittings and pipe fitting accessories. - http://www.starpipeproducts.com
Lancashire Fittings - Manufacturers and distributors of stainless steel pipe fittings, valves, flanges, repair clamps, instrumentation fittings, tube and pipe. - http://www.lancs-fittings.co.uk/
Assured Flow Sales, Inc. - Manufacture pressure-rated, ductile iron, cement-lined, tar-coated fitting designed to connect fire hydrants to gate valves and water mains. - http://www.gradelok.com/
Advanced Support Products, Inc. - Custom design and manufacture support systems for the mounting of equipment, piping or any structure on roof systems or raw land sites. - http://www.aspbase.com/
Texas Pipe Works Inc. - Manufacture and distribute pipe couplings including merchant, water well , UL conduit and drive shoe couplings. - http://www.texaspipeworks.com/