John Guest PP641223W Fixed Tee Adapter Polypro – 3/8″ x 3/8″ x 3/8″ NPTF Thread
Designed for connecting OD-sized tubing, these fittings make installations quick and easy using reliable JG push-fit technology. Manufactured from white polypropylene and fitted with a food-grade EPDM O-ring, they are ideal for the filtered and pure water market, as well as a wide range of other applications.
Features & Benefits:
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Compatible with plastic or copper OD-sized tubing
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Constructed with a durable polypropylene body and EPDM O-ring
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Quick and easy to connect and disconnect—no tools required
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Made from lead-free, food-grade materials
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Suitable for potable liquids and pure water applications
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Certified to NSF51 and NSF61 standards
Working Pressure & Temperature:
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Maximum 150 psi at 70°F (21°C)
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Maximum 60 psi at 140°F (60°C)





