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OPTIONS / ACCESSORIES
Item Description
Catalog
Number
Unit Model No
156 180 240
¹ POWER EXHAUST (DOWNFLOW APPLICATIONS ONLY)
22H90 OX OX OX
22H91 OX OX OX
575V 22V34 OX OX OX
ROOF CURBS
11F58 X X X
14 in. height 11F59 X X X
11F60 X X X
24 in. height 11F61 X X X
Adjustable Pitch Curb
14 in. height 43W26 X X X
Standard Roof Curbs, Horizontal - Requires Horizontal Return Air Panel Kit
11T89 X X X
37 in. height - rooftop applications 11T96 X X X
Insulation Kit For Standard Horizontal Roof Curbs
73K32 X X X
For 37 in. Curb 73K34 X X X
Horizontal Return Air Panel Kit
Required for Horizontal Applications with Roof Curb 87M00 X X X
CEILING DIFFUSERS
Step-Down - Order one 13K63 X X
RTD11-275S 13K64 X
Flush - Order one 13K58 X X
FD11-275S 13K59 X
Transitions (Supply and Return) - Order one C1DIFF33C-1 12X68 X X
C1DIFF34C-1 12X70 X
1
and
X = Field Installed.
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