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Featuring a 9-inch adjustable angle scale
with the "U" suffix indicating it is a universally packaged Tradeline equivalent designed for easy distribution
Common Questions Is the ASD-28F3 suitable for a system cleanup after a burnout
Verify your blower wheel's rotation requirements before installation
Tjernlund Products WHKE Control Interlock 322838-752 Featuring a 9-inch adjustable angleFor contractors interlocking millivolt controlled water heaters with a power venting system, the Tjernlund WHKE Control Interlock is the industry standard for ensuring safe and reliable operation. This kit is specifically designed to interface between gas fired appliances and Tjernlund UC1 Universal Control, MAC1E, or MAC4E auxiliary modules. By sensing gas flow through a vertical mount gas pressure switch, the WHKE signals the inducer to activate
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