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Pentair MasterTemp Heaters
Introducing the High-Efficiency, High-Technology Heater
Nothing beats a heater for adding comfort and to extend your swimming season. The key to pool heating economy is combustion efficiency...making sure the heat that is generated is transferred to the pool water with as close to 100% efficiency as possible. Our high efficiency gas heaters heat up fast. They are economical to run. And they're built to last.
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.
- 82% energy efficiency is highest in its class.
- High-performance, affordable heating with premium features.
1-1/2" plumbing – ideal for smaller bodies of water up to 15,000 gallons.
Pre-mixed combustion technology for ultra-fast heat-up.
Rotating digital display - the first in its price category - provides fast, easy access for programming and monitoring.
Certified for low NOx emissions.
Certified for outdoor and indoor - vented installations.
Models 200 - 400 feature Cupra Nickel Heat Exchangers
All Models use 4" Flue
Best in class energy efficiency. High efficiency rating makes all these heaters extremely economical to operate. If your pool heater is more than 5 years old a MasterTemp Heater could quickly pay for itself in utility bill savings.
All MasterTemp Models offer 82% thermal efficiency.
Very compact design for such a highly efficient performance heater.
All heaters measure 21"L x 21"W x 28"H with the exception of the 125BTU which measures 21"L x 21"W x 23"H
A fully pre-mixed system with a highly efficient air and gas mixture lets the MasterTemp heater heat up fast. No long waits before enjoying your Pool or Spa.
A tough rustproof composite exterior handles the heat and weathers the elements.
Safe operation through a series of features, including a water pressure switch that senses the pump is running to prevent overheating, high limit switches assure the heater turns off if the water temerature exceeds factory set limits, manual gas shut off when service is required, stack flue sensor also guards against overheating.