Landscape controller with control panel insertable feature...
Landscape irrigation time of use scheduling
Lawn sprinkler play apparatus
Limit cycle autotuning method and heat/cool control apparatus
Limited access comfort control
Liquid level control systems
Local digital valve controller unit
Location adjusted HVAC control
Location-based provisioning of wireless control systems
Low cost programmable HVAC controller having limited memory...
Low voltage power line communication for climate control system
Low-power home heating or cooling system