Pentair Air Orifice Kit 250K – 460745 Pentair In-Floor Do not exceed the maximum

Do not exceed the maximum flow rating (~70 GPM) for this model and follow the manufacturer’s instructions for backwashing and winterizing

There are no cartridges or media to replace and no moving components to wear out—just reliable performance and easy upkeep

Ensure the rebuild kit matches a 2″ low‑profile side‑feed 2‑port T‑valve configuration before ordering

the DEX3600DA filter element features fine mesh that traps even the smallest particles

Pentair Air Orifice Kit 250K – 460745 Pentair In-Floor Do not exceed the maximumPentair Air Orifice Kit 250K 460745 The Pentair Air Orifice Kit 250K is a crucial component for maintaining proper combustion and efficiency in Pentair 250,000 BTU pool and spa heaters. Designed to regulate the air to fuel mixture, this OEM replacement ensures clean and effective heater operation. Built for precision and reliability, it helps sustain peak performance and extends the lifespan of your heating system. Key Features: OEM Replacement Part