Qmark Washdown Unit Heater

Washdown corrosion-resistant unit heaters from Qmark are specially designed for non-hazardous industrial locations with a high presence of dust or dirt. These heaters are both moisture and corrosion resistant, which makes them perfect for water treatment plants and food processing plants.

1-30 of 52 products

How many BTU's do you need per square foot?

If you are looking to install a new washdown unit heater, and need to figure out how many BTU's your heater needs to be, follow this easy to use chart.

Area Square Feet  Heater Capacity (BTU/hr)
100-150 sq. ft.  5,000
150-250 sq. ft.  6,000
250-300 sq. ft.  7,000
300-350 sq. ft. 8,000
350-400 sq. ft.  9,000
400-450 sq. ft.  10,000
450-550 sq. ft.  12,000
550-700 sq. ft. 14,000
700-1,000 sq. ft.  18,000
1,000-1,200 sq. ft. 21,000
1,200-1,400 sq. ft. 23,000
1,400-1,500 sq. ft. 24,000
1,500-2,000 sq. ft.  30,000
2,000-2,500 sq. ft.  34,000


What are some benefits of washdown corrosion-resistant unit heaters?

  1. Offers corrosion protection areas where moisture is present
  2. Features an enclosed ball bearing motor that is epoxy-coated for better corrosion protection.
  3. Features a temperature range of 55 to 90 degrees
  4. Made from a heavy duty stainless steel material

Need Assistance?