Specification

Downow Dimensions
92% Gas Furnace Accessories
GDD92A Models A B C
054B4
17
1
/2 15
7
/8 16
1
/8
-072B4
-090C5 21 19
3
/8 19
5
/8
-120D5 24
1
/2 22
7
/8 23
1
/8
92.1% Gas Furnace Downow
6
PART NO. DESCRIPTION
904952 2" Concentric vent kit
904953 3" Concentric vent kit
904911 Downflow sub base kit
904617 2" Side wall vent kit
904347 3" Side wall vent kit
905028 U.S. LP conversion kit (0 - 10,000 ft.)
905029 Canada LP conversion kit (0 - 4500 ft.)
541036 Side return filter kit
902377 Neutralizer kit
PART NO. DESCRIPTION
904872 Hi efficiency blower kit 14½” - fixed speed
904873 Hi efficiency blower kit 17½” - fixed speed
904874 Hi efficiency blower kit 21” - fixed speed
905875 Hi efficiency blower kit 24½” - fixed speed
904876 Hi efficiency blower kit 14½” - variable speed,
904877 Hi efficiency blower kit 17½” - variable speed
904878 Hi efficiency blower kit 21” - variable speed
904879 Hi efficiency blower kit 24½” - variable speed
IMPORTANT: Before proceeding with installation, refer to
installation instructions packaged with each model, as well
as complying with all Federal, State, Provincial, and Local
codes, regulations, and practices.