Description
The Tjernlund Products WHKE Water Heater Control Interlock is a purpose-built control solution designed to coordinate the operation of a water heater with its associated ventilation or draft induction equipment. By interlocking the water heater’s controls with the ventilation system, the WHKE helps ensure that combustion air and exhaust draft are properly established before and during burner operation — promoting safe, efficient, and code-compliant performance.
Key Features
- Designed to interlock water heater operation with ventilation or draft inducer systems
- Helps ensure proper draft and combustion air flow before burner ignition
- Supports safe, coordinated system operation for residential and light commercial applications
- Engineered by Tjernlund Products, a trusted name in HVAC ventilation controls
- Straightforward installation for integration into existing water heater control circuits
Why Choose the Tjernlund WHKE?
Tjernlund Products has been a leader in ventilation control technology for decades. The WHKE Control Interlock reflects that expertise, providing a reliable means of linking water heater operation to ventilation performance. This type of interlock is an important safety measure in applications where induced draft or power-vented systems are used, preventing burner operation in the absence of adequate exhaust flow.
Applications
- Residential and light commercial water heater installations
- Power-vented and induced draft water heater systems
- Retrofit and new installation projects requiring control interlocking
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