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The TIGRE USA INC 1429-012 is a 1-1/4 inch polyethylene insert coupling designed for joining PE polyethylene pipe in cold water service applications. This poly-by-poly fitting uses a barbed insert design that seats inside the pipe end and is secured with stainless steel clamps to create a leak-resistant mechanical connection. Rated and listed under ASTM D-2609, it meets NSF 14 and NSF 16 standards for potable water service. Plumbers and irrigation contractors install this fitting in underground and above-grade cold water distribution systems where reliable PE pipe connections are required.
This coupling is intended strictly for cold water applications using PE polyethylene pipe. It is not approved for use with compressed air, gases, or any pressurized gas service. It is also not approved for installation inside a dwelling. Typical install scenarios include residential and light commercial site utilities, irrigation mainlines, and rural water service laterals where polyethylene pipe is the specified material. All connections must be made using stainless steel clamps to ensure a secure, code-compliant joint.
Designed for use with PE polyethylene pipe in cold water service lines. Fittings must be secured with stainless steel clamps. Not suitable for use inside dwellings or with compressed air or gas service. Fitting modifications void the warranty.
This fitting is installed by licensed plumbers or qualified irrigation contractors working with PE polyethylene pipe systems. Shut off the water supply and relieve all system pressure before cutting pipe or making connections. Seat the barbed insert fully into the pipe end and position stainless steel clamps per standard practice before tightening. Do not modify the fitting in any way, as modifications void the warranty and may compromise joint integrity.
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