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Dimensions: 30.38" H × 23.22" W × 23.24" D
Heating Capacity: 399,000 BTU
Fuel Type: Natural Gas
Heat Exchanger: Copper Straight-Tube Heat Exchanger
Ignition Type: Digital Electronic Ignition
Elevation Rating: 0–4,500 Feet (Up to 10,000 Feet with High Elevation Kit)

The Raypak 018033 AVIA P-R404A-EN-C Low NOx Digital Natural Gas Pool & Spa Heater delivers powerful, energy-efficient heating for residential in-ground pools and spas while maintaining a remarkably compact footprint. Producing 399,000 BTU of heating power, the AVIA Series combines Raypak's innovative straight-tube copper heat exchanger, digital electronic ignition, and built-in Wi-Fi connectivity to provide fast heat-up times, dependable operation, and modern smart control. Its compact 2' × 2' equipment pad footprint makes it an excellent choice for new installations and equipment replacements where space is limited.

Built with Raypak's rugged weather-resistant cabinet, the AVIA features the exclusive ProTek Shield™ module to help protect the heat exchanger from corrosion caused by poor water chemistry and extend heater life. The heater utilizes 2-inch buttress water connections and a 3/4-inch NPT gas connection for straightforward installation. Low NOx combustion technology meets strict emissions standards while maintaining exceptional thermal efficiency.

One of the AVIA's most advanced features is its integrated Wi-Fi-enabled control system. Using the Raymote™ mobile app, homeowners can remotely monitor water temperature, adjust heater settings, create heating schedules, and receive real-time notifications from virtually anywhere. The AVIA also supports smart scheduling and basic automation, allowing integration with compatible variable-speed pumps and water features for enhanced convenience and energy savings.

Key Features

• 399,000 BTU natural gas pool and spa heater
• Low NOx emissions technology
• Copper straight-tube heat exchanger
• Built-in Wi-Fi connectivity
• Raymote™ mobile app compatibility
• Digital electronic ignition
• Digital LCD control panel
• ProTek Shield™ heat exchanger protection
• Smart scheduling and automation capabilities
• Compact 2' × 2' equipment pad footprint
• 2" buttress water connections
• 3/4" NPT gas connection
• Weather-resistant outdoor cabinet
• Compatible with residential in-ground pools and spas
• High-efficiency heating performance

Specifications

What's Included

• Raypak 018033 AVIA P-R404A-EN-C Natural Gas Pool & Spa Heater
• Built-in Wi-Fi Controller
• Digital LCD Control Panel
• Installation Hardware
• Installation & Owner's Manual

The Raypak 018033 AVIA P-R404A-EN-C is trusted by homeowners and pool professionals for its compact design, powerful 399,000 BTU heating capacity, and advanced smart controls. With built-in Wi-Fi, Raymote™ connectivity, ProTek Shield™ technology, and a durable copper straight-tube heat exchanger, the AVIA Series delivers reliable, energy-efficient pool and spa heating while providing modern convenience and long-term performance.

Learn more at https://www.raypak.com/products/pool-and-spa/residential-pool-and-spa-heaters/avia/