Pentair Mastertemp Heater

Natural Gas Heaters

Pentair Mastertemp 250-400NA Heater 460732

The Pentair Mastertemp pool heater is the energy efficient, and reliable heater option you want for your pool. This user friendly heater has built in indicator lights that help you easily monitor the performance of the heater. In the event service is required, you can manually shut off the gas to do what’s needed. The compact design allows this unit to fit in almost any corner of your backyard, and you won’t have to worry about waking the kids of the neighbours with its quiet operation. The Mastertemp features best in class energy efficiency paried with low NOx emissions that makes it an eco-friendly option that outperforms industry standards. Heat your pool faster, so you can hop in quicker.


  • Available in the 250, ooo BTU or 400,000 BTU models
  • Weighs 133 lbs.
  • Best in-class efficiency
  • Heats up fast so you can swim sooner
  • Eco-friendly with certified low NOx emission

Our Reputation Holds Water