System Sensor DST10 Tube Utilizing genuine York service parts Utilizing genuine York service parts for terminal repairs preserves original equipment specifications and prevents the impedance issues often associated with generic aftermarket pigtails or spliced connections Key Benefits High Efficiency Thermal Output: The 1800 watt rating ensures rapid water heating and minimal downtime between brew cycles provided the tube still spans at least 80% of the duct and the end cap is re installed to seal the system The System Sensor DST10 is a heavy duty metal duct sampling tube engineered for duct smoke detection across wide span HVAC systems