Tyler Union pipe fittings are the all-important link that integrates all of the MPI pipe, valve and gate solutions. We offer a full range of standard and specialty fittings for a complete installation, available with a variety of special coatings, linings and encasements for long life in harsh environments.
For generations, Tyler Union has been a global leader in manufacturing quality products pipe fittings and joint restraints for the special needs of treatment plants. From our wholly-owned foundries and production facilities, Tyler Union is able to meet diverse project requirements and rapid delivery schedules. Superior quality coupled with exceptional customer service helps make Tyler Union an industry leader.
Tyler Union and its more than 400 employees are committed to a management system that defines quality and seeks continual improvement to provide products that meet or exceed our customers’ needs and industry standards.

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MJ C153 Fittings
Tyler Union offers C153 mechanical joint compact ductile iron fittings that meet the ANSI/AWWA C153/A21.53 standard.
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MJ C110 Fittings
Tyler Union offers C110 mechanical joint full body fittings that meet the ANSI/AWWA C110/A21.10 standard.
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Flanged C110 Fittings
Tyler Union offers companion/threaded flange ductile iron fittings that meet the ANSI/AWWA C110/A21.10 standard.
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Push-on C153 Fittings
Tyler Union offers C153 union-tite compact ductile iron fittings that meet the ANSI/AWWA C153/A21.3 standard.
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Gaskets
Tyler Union offers standard mechanical and push-on joint gaskets. Gasket material offerings include SBR, NBR, EPDM, Neoprene, & FKM.
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Series 1000 Tufgrip™ Restraint for DI Pipe
Series 1000 Tufgrip restraints are designed and proven to restrain plain end ductile iron pipe conforming to ANSI/AWWA C151/A21.51.
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Series 1500 Tufgrip™ Dual Wedge Restraint
Series 1500 Tufgrip DW restraints are proven to restrain plain end PVC, Ductile Iron, and HDPE pipe. Series 1500 Tufgrip DW conforms to ANSI/AWWA C111, ANSI/AWWA C153, and ANSI/AWWA C110.
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Series 2000 Tufgrip™ Restraint for PVC Pipe
Series 2000 Tufgrip restraints are proven to restrain plain end PVC pipe in diameters 3”-36”, PVCO pipe in diameters 4”-12”, and HDPE pipe 4”-16”.
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Series 3000 Restraint
Series 3000 restraints allow connection of PVC pipe to pipe bell to spigot restraints, mechanical joint restraints, and push-on fitting restraints.
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Series 4000 TufFlange™ Restraint
TufFlange™ restrains plain end PVC, ductile iron and HDPE pipe to flanged fittings, where the flange conforms to ANSI/AWWA C111, ANSI/AWWA C110.
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T Bolts & Nuts
T-Bolts/Nuts are produced from high-strength, low-alloy steel per ANSI/AWWA C111/A21.11.
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Glands
Tyler Union offers a wide range of glands and sleeves in stock available for immediate shipment.