Accessories Storm Hood/ Backdraft Dampers More Info BMK – Basick Maouting Kit More Info HMK – Hangign Mounting Kit More Info SHMK – Swivel Hanging Mounting Kit More Info VMHK – Vertical Hanging Mounting Kit More Info PMK – Pipe Mounting Kit More Info WMK – Wall Mounting Kit More Info XT-311 – Defender Explosion-Proof Thermostat More Info XT-411 – Defender Explosion-Proof Thermostat More Info XTW – Air Sensing Expolsion-Proof Thermostat More Info XTB – Remote Sensing Explosion-Proof Thermostat More Info XTD8 – Explosion-Proof Room Thermostat More Info ET5 – Heavy-Duty Line Voltage Thermostat More Info TF – NEMA 4X Water-Resistant Thermostat More Info XS – Disconnect Switch More Info