The Raypak 017374 Digital Natural Gas Heater is a 406,000 BTU ASME-certified pool and spa heater designed for commercial grade reliability and performance. Built with heavy-duty bronze headers and advanced digital controls, it delivers efficient heating for large residential and commercial pools that demand consistent temperature control.

Key Features

• 406,000 BTU natural gas pool and spa heater

• ASME-certified for commercial and institutional applications

• Bronze headers for superior strength and durability

• Digital control panel with precise temperature settings and diagnostics

• Cupro-nickel heat exchanger option available for added corrosion resistance (varies by model)

• Automatic bypass ensures consistent water flow through the heat exchanger

• Self-diagnostic system simplifies troubleshooting and maintenance

• Polymer flue gas collector for safe, efficient performance

• Low NOx emissions meet strict environmental standards

• Designed for high-demand, heavy-use environments

Product Overview

The Raypak 017374 Digital Natural Gas Heater is engineered to meet the needs of commercial and large-scale residential pool heating. With 406K BTUs of output, it quickly raises and maintains water temperature, ensuring comfort even in demanding applications.

Featuring ASME certification, this heater meets strict commercial standards for safety and performance. The bronze headers provide strength and durability in high-use environments, while the digital interface allows for simple operation and precise temperature management.

Built-in self-diagnostics streamline service and troubleshooting, while the automatic bypass helps maintain proper water flow for reliable performance. With low NOx emissions, the 017374 operates efficiently while complying with environmental regulations.

Durable, efficient, and powerful, the Raypak 017374 is a trusted choice for hotels, aquatic facilities, municipalities, and large residential pools needing robust and reliable heating.

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Frequently Asked Questions (FAQ)

Q: What is the Raypak 017374 ASME natural gas heater used for?
A: The Raypak 017374 is a 406,000 BTU natural gas pool and spa heater designed for large residential, commercial, institutional, and high-demand pool heating applications.

Q: Is the Raypak 017374 ASME certified?
A: Yes. This model is ASME certified, making it suitable for commercial installations and code-required pool heating systems.

Q: What size pool is the Raypak 017374 best for?
A: This 406K BTU heater is best for large pools, commercial pools, spas, and pool/spa combinations that need fast heat-up and consistent temperature control.

Q: Is the Raypak 017374 worth it?
A: Yes. It is a commercial-grade heater with ASME certification, bronze headers, digital controls, and heavy-duty construction for long-term reliability.

Q: Is the Raypak 017374 Low NOx compliant?
A: Yes. This heater meets Low NOx emission standards, making it suitable for regulated areas such as California.

Q: What are bronze headers used for in this heater?
A: Bronze headers provide added strength, durability, and corrosion resistance, helping the heater withstand demanding commercial and high-use pool environments.

Q: Can the Raypak 017374 replace my existing commercial pool heater?
A: Yes. It can replace many existing commercial or large residential heaters, but compatibility depends on gas supply, plumbing layout, electrical setup, venting, elevation, and local code requirements.

Q: Does the Raypak 017374 require professional installation?
A: Yes. Professional installation is required due to natural gas sizing, plumbing connections, electrical setup, venting, ASME requirements, and local code compliance.

Q: Can the Raypak 017374 be used with pool automation systems?
A: Yes. The digital control system is compatible with many pool automation systems, allowing integration for monitoring, scheduling, and temperature control.

Q: Why choose the Raypak 017374 instead of a smaller ASME heater?
A: Choose the Raypak 017374 if you need maximum heating output for a large pool, commercial facility, attached spa, or high-demand application where faster heat-up time is important.