The SALUS AKL08 Relay Controller for underfloor heating systems is the perfect interface between thermostats and actuators. It ensures precise control for optimum comfort and efficiency. Volt-free connections for Pump and Boiler integration, 120 VAC power input, 24 VAC outputs, and Night Set Back control allow the AKL08 to fit any situation. The AKL08RF version adds wireless thermostat communication for quick and simple system installation, as well as support for Heat/Cool changeover and dew point sensing.