Available in the Army procurement system as MTOE Class II, NSN 4520-01-646-3010.

The HDT IASH II is a versatile heater that is ideal for heating a wide variety of military tent systems. It provides 180,000 BTU/H (52.7 kW) of clean, heated air from outside your tent or enclosure and has unparalleled heat control – keeping the interior shelter temperature within 1.5°F (0.8°C) of the setting. The heater’s variable output means it can be used on shelters of just about any size. The IASH II can be deployed rapidly and the nominal size and weight provide ease of transportation and setup.