Gas Heaters

The Pentair MasterTemp 125 Low NOx Spa Heater saves energy, conserves water, eliminates or significantly reduces noise and contributes to a more environmentally friendly filtration system.

It also gives you the same energy savings and advanced operating features as much larger and more expensive heaters. It’s revolutionary pre-mixed gas combustion technology, offers 82% thermal efficiency, the highest of any heater in its class and its 1-1/2″ plumbing is ideal for hot tubs and spas.

The MasterTemp 125 also features the first ever rotating, digital display offered in it's class. The digital display provides valuable information conveniently and at the touch of a button.

As an added bonus, its lightweight, compact design makes the MasterTemp 125 heater easier to install than any other heater in it's class which reduces labor costs and saves you money.

Features Include:

• 82% energy efficiency is highest in its class
• 1-1/2” plumbing – ideal for smaller bodies of water up to 15,000 gallons
• High-performance, affordable heating with premium features
• Pre-mixed combustion technology for ultra-fast heat-up
• Easy-to-use, digital display makes programming and monitoring a cinch
• Available in natural gas or propane gas
• 125,000 BTU rating
• 120/240V electrical
• Lightweight & easy to handle
• Certified for low NOx emissions
• Certified for direct air intake with PVC pipe
• Certified for outdoor & Indoor vented installations
Affordability, Energy Efficiency & Optimal Performance – That’s What the
Pentair MasterTemp 125 High Performance Spa Heater is All About!