Table of Contents
Quick Adapt Roof Curb
Used With
| Model Number: | Used With: |
| FIAQACB042* | Precedent B cabinet (Digit 39 = B) Fits on BAYCURB042* |
| FIAQACB044* | Precedent B cabinet (Digit 39 = B) Fits on BAYCURB044* |
| FIAQACB043* | Precedent C cabinet (Digit 39 = C) Fits on BAYCURB043* |
| FIAQACB026* | Precedent C cabinet (Digit 39 = C) Fits on BAYCURB26* |
| FIAQACB027* | Precedent C cabinet (Digit 39 = C) Fits on BAYCURB027* |
FIAQACB045* |
Precedent A cabinet (Digit 39 = A) Fits on FIACURB402, FIACURB802, BAYCURB043 |
Installation Instructions
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Quick adapt roof curb replacement table
| Use Adapter Curb | When Installing New Units | On Roof Curbs | Replacing R-410A(a) Units |
|---|---|---|---|
FIAQACB042* |
(T/Y)S*072-120 (T/Y)H*048-120 (T/Y)Z*036-102 (W/D)S*072-102 (W/D)H*036-102 (Digit 39 = B) |
BAYCURB042* FIACURB401 FIACURB801 |
T/YSC036-060, T/YHC036, T/YZC036 WSC036-048, D/WHC036, (Digit30 = B/F) |
FIAQACB044* |
(T/Y)S*072-120 (T/Y)H*048-120 (T/Y)Z*036-102 (W/D)S*072-102 WSK120B (W/D)H*036-102 (Digit 39 = B) |
BAYCURB044* FIACURB403 FIACURB803 |
T/YHC092-102E, T/YHC120, T/YZC120, WSC120E, D/WHC120H (Digit30 = E) T/YSJ150, T/YHJ150, (Digit 39 = C) |
FIAQACB043* |
(T/Y)S*150 (T/Y)Z*120 WSK120A DSK120 (W/D)H*120 (Digit 39 = C) |
BAYCURB043* FIACURB402 FIACURB802 |
T/YSC072-120, T/YHC048-120, T/YZC048-120, WSC060-120, D/WHC048-120, (Digit30 = C/D/E)(b) |
FIAQACB045* |
(T/Y)S*036-060 (T/Y)H*036, WS*036-060 (Digit 39 = A) |
FIACURB402 FIACURB802 BAYCURB043 |
Y/YSC072-120, WSC060-120, T/YHC048-102, WHC048-102, T/YZC048-102, T/YSJ072-120, T/YHJ072-120 (Digit 39 = B) |
FIAQACB026* |
(T/Y)S*150 (T/Y)Z*120 WSK120A DSK120 (W/D)H*120 (Digit 39 = C) |
BAYCURB026* |
T/YSD150 |
FIAQACB027* |
(T/Y)S*150 (T/Y)Z*120 WSK120A DSK120 (W/D)H*120 (Digit 39 = C) |
BAYCURB027* FIACURB404 FIACURB804 |
T/YSD180-300, T/YHD150-300, T/YZD150-300, WSD150-240 |
(a) This table only includes R-410A models. For R-22 replacements, reference the older BAYQACB series of adapter curbs as the footprint could be different.
(b) Some units may overhang the existing curb, the base is larger than the curb. For those units, the adapter curb will also overhang the existing roof curb.
(c) WSK120 changed cabinet size in 2025.Use model digits 7 and 39 to 40 to verify that you are referencing the correct adapter curb. WSK120A is in C.0 and WSK120B is in B.0.
Curb installation
For detailed instructions, please reference the installation manual.
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.