SPECIAL ORDER ITEM. Review Returns Policy before purchase. The ProPEX EP reducing tee collection offers a reliable solution for diverting connections in various piping systems. Engineered for strength and durability, these components are designed for use in hot and cold domestic potable water systems, residential fire sprinkler systems, and hydronic radiant heating and cooling applications. By utilizing advanced polymer construction, this tee ensures efficient water delivery and long-term performance in demanding environments.