Experience the revolutionary technology and energy-savings with the Pentair MasterTemp 125 Natural Gas 125K Pool and Spa Heater!

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
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

Dimensions: L 31.5" x W 21" x H 23"

Important: Instructions for Accepting Your Freight Shipment

Installation Instructions:

Verify compatibility between the pool heater and your existing pool equipment.
Ensure the surface is level and stable, and has enough ventilation (especially for gas heaters).
Match and attach the inlet and outlet pipes of your pool pump to the pool heater.
May require a certified technician to meet safety regulations and codes.
Please reference additional installation instructions in the owner's manual located in the Guides and Documentation section below.
Please Note: We recommend professional installation or the manufacturer warranty may be void. See Warranty section below.

Pentair - EC-462024 MasterTemp, Low NOx, 125K BTU, Natural Gas, Pool & Spa Heater with Cord - Limited Warranty