The TTW009 has the following add-ons or options, these are not required as everything needed to operate a system are included in with the base system. Thes upgrades are only needed if it applies to your specific installation.
REMOTE INTERFACE CONTROLLER
Monitor and/or control temperature and humidity form a remote location to ensure an optimal wine cellar environment. Continuously displays temperature and humidity to a remote location.

REMOTE TEMPERATURE AND HUMIDITY SENSOR
Combination temperature and humidity sensor for wine cellar mounting. Can be used in conjunction with the Remote Interface Controller to sense multiple locations within the wine cellar or for use in remote monitoring of the wine cellar environment.

EXHAUST DUCTING COLLAR
Molded plastic condenser exhaust-air duct collar for the removal of warm air from the condenser section of the Through Wall System.
Designed to fit 6″ round flexible ductwork.

EXHAUST DUCTING KIT
The Wine Guardian Through Wall Ducting Kit Includes 1 ducting collar, 25 ft. of 6″lexible insulated ductwork, and 2 tie wraps & fasteners.
The Duct Collars are molded from a lightweight plastic and provide a rigid connection to the ductwork.
