Mastertemp Heaters

Mastertemp® 125

High Performance Heater
The High-efficiency, High-tech Heater for Pools Up to 15,000 Gallons.
The affordable MasterTemp 125 heater gives you the energy savings and advanced operating features that were previously only available from much larger heaters. With its revolutionary premixed gas combustion technology, it offers 82% thermal efficiency—the highest of any heater in its category.

Features and Benefits

• High-performance, affordable heating with premium features
• 82% energy efficiency is highest in its class
• 1.5-in. plumbing—ideal for smaller bodies of water up to 15,000 gallons
• Premixed 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

Mastertemp®

High Performance, Eco-Friendly Heater
All the Efficiency, Convenience and Reliability You Want in a Gas-fired Heater. As easy to use as your home-heating system, MasterTemp has user-friendly indicator lights that make system operation and monitoring a snap. The compact design and quiet operation won’t intrude on your swimming and poolside enjoyment.

Features & benefits

• Heats up fast, so no long waits before enjoying your pool or spa
• Best-in-class energy efficiency*
• Manual gas shutoff when service is required
• Eco-friendly MasterTemp is certified for low NOx emission and outperforms industry standards
• Rotating digital display allows for easy viewing
• Tough, rustproof exterior handles the heat and weathers the elements

* Standard copper heat exchanger 84% efficient. Heavy-duty (HD) cupro-nickel heat exchanger 82% efficient.