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always verify your specific system requirements during installation
the 81M42 collar ensures that water is directed away from heat exchangers and electrical components
you can convert it to a two-pipe system by installing the internal bypass plug (typically 1/16") in the return port
Built with heavy-duty insulators and thermal protection compatibility
Using genuine OEM pressure switch tubing ensures consistent HVAC pressure switch configuration
Aaon ASM01874 Kit 320788-704 always verify your specific systemThe Aaon ASM01874 Kit, also known as the CommLink 5 Kit, is a high performance HVAC communication interface designed to bridge the gap between your HVAC units and advanced control systems. This genuine OEM Aaon part serves as the primary gateway for local and network level communications, allowing for comprehensive monitoring and configuration of compatible controllers. The ASM01874 kit provides a secure RS 485 communication link, facilitating data
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