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Portable Space Heater
DEW space heater heating twin Otter aircraft in the Arctic.
DEW Portable Space Heater

DEW designs and manufactures air and water heaters for demanding military and other rugged applications.

  • Extreme cold tested
  • Reliable cold starts
  • Low electronic emissions
  • Driving rain operation


Air Heaters

DEW has a family of portable Field Space Heaters to provide controlled heat and ventilation for shelters and tents. They are predominantly used in the land environment, but also have application in the maritime and aviation environments. Field Space Heaters are available in a range of outputs and can be customized to meet customer requirements.

Water Heaters

DEW has a family of portable Field Water Heaters to produce on-demand hot water for camp application such as showers, kitchens, laundering and ablutions. They are high efficiency and quiet running and perfectly suited for use in field hospitals and for CBRN decontamination. Field Water Heaters can be customized to meet customer requirements, and a self-purge capability is available to prevent damage from frozen water in the event of power failure, tip over, or empty fuel tank.


Our heaters operate on diesel and other fuels in accordance with STANAG 4362 with excellent cold weather performance. CSA listed, most models include tilt switches to shut down the heater in the event of tip over. DEW heaters do not require any tools to unpack or set-up.

Let us help you conquer the cold.

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DEW Engineering and Development ULC
Canada's trusted defence partner.

DEW Engineering is a Top 75 Defence Company by the 2018 Canadian Defence Review    DEW Engineering is a Top 75 Defence Company by the 2019 Canadian Defence Review


The Canadian Association of Defence and Security Industries     Atlantic Canada Aerospace and Defence Association (ACADA)      Association of the United States Army     Canadian Business Council Abu Dhabi