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.

All the Efficiency, Convenience and Reliability You Want in a Gas-fired Heater
- 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.
Product Resources
Manuals
- MasterTemp Pool and Spa Heater Installation and Users Guide English
- MasterTemp and Max-E-Therm Bypass Access Plug Kit Instructions ASME Models Only English
- MasterTemp Australia Pool and Spa Heater Operation and Installation Manual English
- MasterTemp Pool and Spa Heater Installation and Users Guide French
- Heater New Installation Checklist English French
- MasterTemp Pool and Spa Installation and Users Guide Spanish
- MasterTemp and Max-E-Therm Pool Heaters Combustion Chamber Replacement Parts ADDENDUM English
- MasterTemp and Max-E-Therm Heater Direct air Intake Duct with 3 inch PVC Pipe Kit Installation Instructions English
- MasterTemp and Max-E-Therm Heater Groundwire Kit Installation Instructions English
- Heater Checklist
Registration
Warranty
Rebates
TradeGrade
Tools
Support
- Pentair Tech Support: (800) 831-4151