John Guest Acetal Copolymer Tube Fitting, Imperial Single Check Valve, 1/4" Tube OD (Pack of 10)
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<b>[Product Information]</b><br>
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<li>Imperial single check valve to prevent flow reversal in a liquid piping system</li>
<li>Accepts nylon and polyurethane tube fittings</li>
<li>Made of acetal copolymer plastic for low moisture absorption and high tensile and flexural strength</li>
<li>Working pressure of up to 145 psi</li>
<li>Meets NSF/ANSI standards 14, 51, and 61 for quality assurance</li>
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