The Raypak Avia 404A Low Nox Pool and Spa Heater (SKU 018033) provides powerful and eco-friendly performance, featuring a 399,000 BTU output for rapid and efficient water heating. Built with Low NOx emissions technology, it complies with strict air quality regulations, making it ideal for environmentally regulated areas. The integrated Wi-Fi-enabled Raymote™ system allows remote access and scheduling, ensuring convenient operation from anywhere. Its compact footprint supports flexible installation, and corrosion-resistant materials enhance durability in outdoor environments. Designed for use with natural gas, the Avia 404A delivers reliable, high-capacity heating for residential pools and spas.
Raypak Avia 404A Low Nox Features
Industry-First Technology
Managing your pool heater has never been easier or smarter. AVIA is built with an innovative Wi-Fi enabled control system that allows you to manage your pool heater with one accessory through the Raymote app – so no need for a separate control panel to manage your pool heater.

THE POWER TO KNOW
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Integrated Wi-Fi
Provides a smart connection for real-time service alerts and control from anywhere.
THE POWER TO CONTROL
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Raymote Temperature and Heater Control
Raymote Mobile App allows you on-the-go control of your pool temperature and so much more.
THE POWER TO PROTECT
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ProTek Shield™
Is a cutting-edge module that protects the heat exchanger from corrosion, prolonging the life of the AVIA pool heater.
Heat Smarter | Play Harder

Key Features
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Smart Automation
Smart pool control automation system built right into the heater. -
Smart Scheduling
AVIA heats and learns the size of your pool. -
Smart Ecosystem Manager
Manage your heater, pump or water feature. -
Integrated Wi-Fi
Smart connection for real-time service alerts. -
ProTek Shield™
Protects the heat exchanger from corrosion.

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Raymote™ Temperature & Heater Control
On-the-go control of your pool temperature. -
Small & Easy to Install
AVIA weighs 135 pounds. -
Installation Versatility
Can be rotated on 3 sides with flexible connections. -
Serviceability
Most serviceable heat exchanger in the market. -
Efficiency
84% efficiency rating and is low NOx certified.
Highlights
Managing your pool heater has never been easier or smarter. AVIA is built with an innovative Wi-Fi enabled control system that allows you to manage your pool heater with one accessory through the Raymote app – so no need for a separate control panel to manage your pool heater.
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Efficient Low NOx Heating: 399,000 BTU output meets air quality standards in Low NOx regions
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Smart Control System: Wi-Fi-enabled for remote operation and scheduling via Raymote™ app
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Compact Footprint: Space-saving design allows easy installation in tight equipment pads
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Corrosion-Resistant Build: Durable materials withstand harsh outdoor conditions
- Natural Gas Compatible: Designed for dependable performance using natural gas fuel
