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gasoline air heater

The 25AG heater is designed to provide cabin heating for Boats, RV’s, on-highway and off-highway equipment by using on-board gasoline fuel and battery systems. Operation is simple and the heater provides a safe and reliable alternative to engine idling or need for electrical plugins. This heater is designed to operate continuously at altitudes 5,000 m (16,404’) above sea level.

All PHP Heaters are backed by a full 2 YEAR WARRANTY!


Support where you need it, when you need it.

Our mission is to provide customers with an eco-friendly, idle reduction technology by offering better value and maintaining the utmost integrity. We pride ourselves on providing high-quality products, support, and service for all of our customers. Whether you are a first-time customer or have been enjoying your PHP or major branded heater for years, we are here for you.