Pentair MasterTemp 125 High Performance Natural Gas Heater 461059


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  • Easy-to-read digital display makes programming and monitoring a cinch
  • Rotating digital display - the first in its price category - provides fast, easy access for programming and monitoring.
  • High-performance, affordable heating with premium features
  • Lightweight, corrosion and UV-resistant enclosure
  • 82% energy efficiency is highest in its class
  • Pre-mixed combustion technology for ultra-fast heat-up
  • Designed with 1 1/2" plumbing
  • 110v cord included or can be converted to 220v
  • Easy-to-use, information-rich digital display/controller
  • Certified for low NOx emissions
  • Certified for outdoor and indoor - vented installations
  • 1- year limited manufacturer's warranty when professionally installed
  • Width: 21
  • Height: 23"

Introducing the High-Efficiency, High-Technology Heater for Bodies of Water Up to 15,000 Gallons.The remarkably affordable new MasterTemp 125 heater gives you the energy savings and advanced operating features that were only available from much larger heaters. With its revolutionary pre-mixed gas combustion technology, the MasterTemp 125 heater offers 82% thermal efficiency - the highest of any heater in its category. Its 1-1/2" plumbing is ideal for smaller applications, including aboveground pools, spas and inground pools up to 15,000 gallons. Featuring the first ever rotating, digital display offered in its class, the MasterTemp 125 heater provides valuable information conveniently and at the touch of a button. Plus, its lightweight, compact design makes the MasterTemp 125 heater easier to install than any other heater in its class - reducing labor costs which saves you money.

The MasterTemp 125 heater has earned the Eco Select brand distinction as one of the “greenest” and most efficient choices from Pentair. Eco Select products are designed to help you save energy, conserve water, eliminate or reduce noise, or otherwise contribute to a more environmentally responsible equipment system

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