Hastings Industries Inc.
Heating Systems
Heating Systems - Page 15
Heating Systems
Duct Furnace Air Resistance
Standard Duct Furnace

Note: Standard Low CFM furnaces used with single bank "A" units having higher than 40° temperature rise.
Type "H" High CFM Duct Furnace

Note: High CFM type furnaces used with double bank "B" units and single bank "A" units having 60° or less temperature rise.
Accessory Equipment Air Resistance


Fresh Air Shut-off or Mixing Damper


MB-112 |
MB-114A |
MB-114B |
MB-214 |
MB-218 |
* Approximate total filter area (FT2)




