Zurn PEX tubing's versatility makes it perfect for many residential, commercial and industrial applications. It not only meets ASTM standards, but goes well beyond these requirements. Zurn PEX will handle all normal temperatures and pressures for residential potable water systems and radiant floor heating applications. Zurn PEX tubing stays flexible at all temperatures. It is easy to install year round. Zurn PEX tubing is practically inert. Nothing sticks to it. This means Zurn PEX resists mineral buildup, rust, corrosion and electrolysis. Zurn PEX piping can be connected to galvanized, copper, polybutylene and CPVC systems with standard Zurn fittings. Color: White.