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OPTIONS / ACCESSORIES
Item Description
Catalog
Number
Unit Model No
156 180 210 240 300
ELECTRIC HEAT
22H66 OX OX OX OX OX
22H67 OX OX OX OX OX
22H68 OX
22H69 OX
22H70 OX OX OX OX
22H71 OX OX OX OX
22H72 OX
22H73 OX
22H74 OX OX OX OX
22H75 OX OX OX OX
22H76 OX
22H77 OX
22H78 OX OX OX OX
22H79 OX OX OX OX
22H80 OX OX OX
22H81 OX OX OX
ECONOMIZER
22J18 OX OX OX OX OX
Economizer Controls
Order 2 21Z09 OX OX OX OX OX
Factory O O O O O
21Z09 OX OX OX OX OX
Factory O O O O O
13J77 X X X X X
13J76 X X X X X
Barometric Relief Dampers With Exhaust Hood (required with economizer)
54W78 OX OX OX OX OX
16K99 X X X X X
OUTDOOR AIR
Outdoor Air Dampers With Outdoor Air Hood
22J27 OX OX OX OX OX
13U05 OX OX OX OX OX
¹ POWER EXHAUST (DOWNFLOW APPLICATIONS ONLY)
22H90 OX OX OX OX OX
460V 22H91 OX OX OX OX OX
HUMIDITROL™+ HOT GAS REHEAT OPTION - SZVAV MODELS ONLY
Factory O O O O O