Description
The Tjernlund Products MAC1E is a Multi-Port Interlock Control expansion accessory designed to add one additional appliance to an existing Tjernlund draft induction or power venting system. This control enables multiple combustion appliances to share a common venting arrangement by interlocking their operation, ensuring safe and coordinated activation of the draft inducer fan whenever any connected appliance calls for heat.
Key Features
- Adds interlock capability for one (1) additional appliance to an existing Tjernlund MAC series control system
- Coordinates operation of multiple gas-fired appliances on a shared venting system
- Ensures the draft inducer activates whenever any connected appliance calls for combustion air
- Designed for use with Tjernlund Multi-Port (MAC series) draft inducer and power venting systems
- Simplifies multi-appliance installations by eliminating the need for separate venting systems
- Compact, easy-to-install design for quick field integration
Applications
- Residential and light commercial multi-appliance venting setups
- Installations pairing furnaces, boilers, water heaters, or other gas-fired equipment on a common vent
- Retrofit and new construction projects requiring expanded interlock control capacity
Why Choose Tjernlund MAC1E
Tjernlund Products is a trusted name in draft induction and power venting solutions. The MAC1E expansion control is engineered to integrate seamlessly with Tjernlund’s MAC series systems, providing reliable interlock performance and peace of mind in multi-appliance venting configurations. Proper interlocking ensures that all connected appliances operate safely and efficiently, protecting both equipment and occupants.
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