Will it work with polybutylene? (Flair-It 16900 3-Way Fresh Water Bypass Valve

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Oct 08, 2025 - 09:02 AM

yes, this is compatible with both PEX and polybutylene pipes. Flair-It fittings were specifically designed to work seamlessly with both types of tubing, ensuring reliable, leak-free connections for various plumbing applications.

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Flair-It 16900 3-Way Fresh Water Bypass Valve - 3/8'' PEX

The Flair-It 3-way Bypass Valve is designed for your RV fresh water system. Fits a 3/8' PEX Barb connection.

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Will it work with polybutylene? Flair-It 16900 3-Way Fresh Water Bypass Valve - 3/8'' PEX RV Plumbing Fittings

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