THE HIGH-EFFICIENCY, HIGH-TECH HEATER FOR POOLS UP TO 15,000 GALLONS
The MasterTemp 125 Heater provides 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 in its class. The advanced LCD display/controller provides more information and better control.
- High-performance, affordable heater with premium features
- 82% energy efficiency is highest in class
- 1-1/2 in. Plumbing connection — ideal for smaller bodies of water, including aboveground pools, spas and inground pools up to 15,000 gallons
- Pre-mixed combustion technology for ultra-fast heat up
- Easy-to-use digital display/controller
- Certified for low NOx emissions
- Available in natural gas or propane gas
- Lightweight: 80 lbs. — easy to handle and ship
- Corrosion and UV-resistant enclosure
- 3/4 in. gas line up to 50 ft. from source
- Certified for outdoor and indoor installations
- For Air Intake Kit order part number 474845
- Available only in store from Pentair dealers or retail stores
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Most accessories ship within 1–2 business days. Hot tubs and saunas are scheduled for in-home delivery and install — we'll call you within 24 hours of order to coordinate.
Manufacturer warranty applies; details vary by model. Fun Center handles warranty service in-house through our factory-trained team.