Hurricane CAP-3100H heater system features electronic heater valve and defrost functons. Includes choice of round or rectangular side louvers and "Y" Duct for floor to direct airflow to driver and passenger floorboard.   CAP-3100H Hurricane Heater Includes: 1 - 3100H Hurricane Heater Unit 1 - Rotary Blower Switch 1 - Wire Harness 1 - Electronic Byppass Heater Valve 2 - Rotary Switches 1 - Y-Duct for floor air 1 - Duct Hose 2 - Underdash louvers (choice of round or rectangular)   ...