Product Overview

The Raypak Avia HD® Low NOx Natural Gas Heater P-R264A-EN-N 018044 is a modern residential pool and spa heater designed for dependable natural gas heating, smart control, and enhanced durability. With a 266,000 BTU heating capacity, this Avia HD model is a strong choice for residential pools, spas, and pool/spa combination systems that need efficient heating and easy operation.

This heater features a cupro-nickel heat exchanger, offering added protection in saltwater pools, spas, and applications with more demanding water chemistry. Built-in Wi-Fi connectivity allows compatible smart control access, giving homeowners convenient heater monitoring and operation from connected devices.

With Low NOx emissions design, electronic ignition, polymer headers, and Raypak’s advanced Avia HD platform, the 018044 is built for homeowners who want reliable heat, smart features, and long-term performance.

Ideal For

The Raypak 018044 heater is ideal for:

• Residential swimming pools
• Spas and hot tubs
• Pool and spa combination systems
• Natural gas installations
• Saltwater pool applications
• Homeowners wanting built-in Wi-Fi control
• Customers needing a Low NOx heater
• Medium-size residential pools
• Replacing older natural gas pool heaters
• Installations where enhanced exchanger durability is preferred

Key Features

266K BTU Heating Performance

The Raypak Avia HD 264A provides 266,000 BTU of natural gas heating power, making it suitable for residential pool and spa systems that need reliable heat output and efficient temperature recovery.

Natural Gas Operation

Designed for use with natural gas, this model is a practical choice for homes with existing natural gas service.

Low NOx Emissions Design

This heater is built as a Low NOx model, making it suitable for areas where reduced emissions equipment may be required by local code.

Built-in Wi-Fi Connectivity

Integrated Wi-Fi allows compatible smart control access, giving homeowners more convenient heater monitoring and operation.

Cupro-Nickel Heat Exchanger

The cupro-nickel heat exchanger provides enhanced durability compared with standard copper, especially in saltwater pools, spas, and applications with more aggressive water conditions.

Polymer Headers

Durable polymer headers help resist corrosion and are designed for long-term residential pool and spa use.

Electronic Ignition

Electronic ignition provides reliable startup when there is a call for heat and eliminates the need for a constant standing pilot.

Digital Control System

The digital control interface makes it easy to set and monitor pool or spa water temperature while supporting simple diagnostics and service access.

Avia HD® Platform

The Avia HD design combines modern heater controls, compact equipment-pad installation, and heavy-duty exchanger protection for residential pool and spa heating.

Benefits

The Raypak 018044 P-R264A-EN-N Avia HD Natural Gas Heater gives homeowners a strong combination of natural gas heating power, smart connectivity, and enhanced corrosion resistance. Its 266K BTU rating provides dependable heating for residential pools and spas, while the built-in Wi-Fi adds convenience for daily operation and monitoring.

The cupro-nickel heat exchanger makes this HD model a strong option for saltwater pools and more demanding water conditions. Polymer headers help resist corrosion, and the Low NOx design supports use in areas where reduced emissions equipment may be required. With electronic ignition and Raypak’s Avia HD platform, this heater is built for reliable, user-friendly pool and spa heating.

Specifications

Important Installation Notes

This heater should be installed by a licensed pool, gas, or HVAC professional. Proper natural gas line sizing, electrical wiring, bonding, water flow, ventilation, clearances, and local code compliance are required for safe operation and warranty protection.

This model is designed for natural gas. It should not be used with propane unless the correct factory-approved propane model is selected.

For installations in emissions-regulated areas, confirm that this Low NOx model meets local requirements before purchase and installation.

Wi-Fi control requires a compatible wireless network and proper setup during or after installation.

Customer-Facing Q&A

Q: Is this heater natural gas or propane?
A: This model, Raypak 018044 / P-R264A-EN-N, is the natural gas version.

Q: How many BTUs is this heater?
A: This heater is rated at 266,000 BTU, also commonly referred to as 266K BTU.

Q: Does this heater have built-in Wi-Fi?
A: Yes. This Raypak Avia HD model includes built-in Wi-Fi for compatible smart control and remote operation.

Q: What makes this an Avia HD model?
A: The Avia HD version includes a cupro-nickel heat exchanger, giving it added durability compared with standard copper exchanger models.

Q: What does Low NOx mean?
A: Low NOx means the heater is designed to produce reduced nitrogen oxide emissions compared with standard gas heater models. This may be required in certain regulated areas.

Q: What type of heat exchanger does this model use?
A: This model uses a cupro-nickel heat exchanger, which offers added durability in saltwater pools, spas, and more demanding water conditions.

Q: What are polymer headers?
A: Polymer headers are corrosion-resistant water headers designed for long-term use in residential pool and spa environments.

Q: Can this heater be used on a saltwater pool?
A: Yes. The cupro-nickel exchanger makes this model a strong option for saltwater applications, but proper water chemistry must still be maintained.

Q: Is this heater suitable for a spa?
A: Yes. It can be used for residential pool and spa heating when properly sized and installed.

Q: Does this heater require professional installation?
A: Yes. Natural gas pool heaters must be installed by a qualified professional to ensure proper gas, electrical, venting, water flow, and bonding compliance.