AVIA with NiTek Pool and Spa Heater
MODEL P-M404B-EN-N
- NEW top access to J-Box with wire terminals
- Wi-fi enabled with Raymote App control
- Built-in basic automation controls
- 84% thermal efficiency (meets 2028 DOE compliance)
- Sleek, slate gray look – perfect for any equipment pad
- Exclusive NiTek heat exchanger technology on HD models
SKU P-M404B-EN-N
Model AVIA with NiTek Pool and Spa Heater B
Fuel Natural Gas
Designed for Longevity
- Patented NiTek Heat Exchanger Technologyprovides 300% more erosion resistant thancopper & 200% more than cupronickel*(Only on HD models)
- Patented straight tube heat exchanger lastslonger by eliminating bends and helical coils
- Patented ProTek Shield zinc anode helps protectthe heat exchanger from galvanic corrosion,including corrosion associated with saltwaterpool systems• Powder-coated steel cabinet with updated slategray aesthetic – looks good on every pad
Best-In-Class Controls
- Free Wi-Fi control and fleet monitoring dashboard through Raymote
- Low voltage wiring connections include:
- RS-485 for AquaStar PipeLine pump control, or Poolside Tech Attendant integration
- Single auxiliary terminal connections (dry contact ≤ 3A)
- Dedicated Raypak flow meter port
Optimal Performance
- Fast and energy efficient with 84% thermalefficiency (2028 DOE TEi compliant) on all copperand NiTek (HD) models
Installation & Serviceability
- Water and gas connections align with other heaters saving time during installation
- Quickly access key components through the top of the unit
- New J-Box location with easy-to-wire terminals for faster, easier installation
- Straight tube design also allows for annual maintenance and preventative care
Sales & Technical Support
- Our knowledgeable sales and technical support teams are ready to support your business
More Residential Rheem Products
Find additional documentation by viewing these related products.
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AVIA Pool and Spa Heater- NEW top access to J-Box with wire terminals
- Wi-fi enabled with Raymote App control
- Built-in basic automation controls
- 84% thermal efficiency (meets 2028 DOE compliance)
- Sleek, slate gray look – perfect for any equipment pad
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- Meets or Exceeds Federal Energy Standards
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