 Joint
Restraints for the Irrigation Industry
Solid ductile-iron restraints help maintain secure connections between
pipes, fittings, and valves. In many installations, these restraints
offer enough strength and support to eliminate the need for concrete
thrust blocks.
Product Information
Knuckle Joint Restraint
Designed for HARCO’s Push-on DI fittings for IPS-PVC pipe.
Single-bolt actuation, easy to install; features machined grip ring
serrations. Available in 1 1/2"— 4".
Product Information
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Valve-to-Pipe Restraint System
Speeds installation and improves access by eliminating concrete
thrust blocks. Direct clamp to pipe prevents movement. Fits most push-on
valves for IPS-PVC pipe. Available in 6 sizes, 3"—12".
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Valve-to-Fitting Restraint System
Speeds installation and improves access by eliminating concrete
thrust blocks. Direct clamp to valve prevents movement. Fits most
push-on valves for IPS-PVC pipe. Available in 6 sizes, 3"—12".
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Fitting-to-Valve-to-Pipe
Restraint
Clamps valve directly
to fitting and pipe. Machined grip rings perform long-term. Fits
most push-on valves for IPS-PVC pipe. Available in sizes 2"-12"
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Product Information
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Pipe-to-Pipe
Restraint
Joint restraint systems tie lengths
of pipe to a fitting, relying on the friction of the soil on the
pipe to resist fitting thrust forces.
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Product Information
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Fitting-to-Pipe
Restraint
With HARCO Fittings to Pipe
Restraints, underground gasketed piping can be installed without
the use of concrete thrust blocks.
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Product Information
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