The Raypak 009194 Millivolt Plus Natural Gas Heater provides 336,000 BTUs of dependable heating power for medium-to-large residential pools and spas. Featuring a millivolt ignition system that requires no external electricity, a copper fin tube heat exchanger, and durable polymer headers, it’s designed for reliable, long-term operation in a simple, easy-to-use package.

Key Features

• 336,000 BTU natural gas pool and spa heater

• Millivolt ignition system operates without electrical power

• Copper fin tube heat exchanger for efficient and consistent heating

• Mechanical thermostat for straightforward temperature control

• Polymer headers for enhanced corrosion resistance and durability

• Automatic bypass maintains steady water flow through the exchanger

• Rugged, weather-resistant cabinet ensures outdoor durability

• Ideal for medium-to-large pools, especially in areas without electrical access

• Low-maintenance design for lasting performance

Product Overview

The Raypak 009194 Millivolt Plus Natural Gas Heater is built for homeowners seeking strong heating performance without the need for electrical connections. Delivering 336K BTUs of output, it efficiently heats mid-to-large pools and spas, maintaining steady comfort throughout the season.

Its copper fin tube heat exchanger ensures effective heat transfer, while the millivolt ignition system provides reliable startup without dependence on external electricity—making it an excellent option for off-grid or remote pool installations.

The mechanical thermostat makes adjusting water temperature simple, while polymer headers enhance durability against corrosion. With a rugged, weather-resistant cabinet, the 009194 is designed to withstand outdoor conditions and deliver season-after-season performance.