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Airflow Data (cont.)
DD80TC MINIMUM FILTER SIZES
DD80TC0603BX, DD80TC0803BX DD80TC0805CX DD80TC1005CX
Note: Other size lters of equal or greater surface area may be used; lters may also be centrally located.
¹ Use 2 - 16 X 25 lters on side returns or 20 X 25 lter on boom return if furnace is connected to a cooling unit over 4 tons nominal capacity.
DR80TC MINIMUM FILTER SIZES
DR80TC0603B*, DR80TC0604B*,
DR80TC0803B*
DR80TC0804C*, DR80TC0805C*,
DR80TC0805D*
DR80TC1005C*
Note: Other size lters of equal or greater surface area may be used; lters may also be centrally located.
¹ Use 2 - 16 X 25 lters on side returns or 20 X 25 lter on boom return if furnace is connected to a cooling unit over 4 tons nominal capacity.
DR80TC CONTINUOUS FAN SPEEDS
DD80TC CONTINUOUS FAN SPEEDS
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