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TECHNICAL SPECIFICATIONS

KG7TC Series Smartlite ®
Two Stage, Fixed Speed ECM, Condensing Upflow/Horizontal Gas Furnaces
Induced Draft – 95.1 AFUE
Input 60,000 – 120,000 Btuh

The high efficiency upflow gas furnace may be installed free standing in a utility room, basement, or enclosed in an alcove or closet. Upflow/Horizontal units come ready for upflow or horizontal application. The extended flush jacket provides a pleasing “appliance appearance.” Design certified by CSA for application in Canada and the United States.

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces -

This furnace series is approved and certified by the SCAQM and the SJVAPC Districts in the state of California under each Districts’ Mitigation Fee Plan for shipment into and sales in both districts.
For California installations in SCAQMD only: This furnace does not meet the SCAQMD Rule 1111 NOx emission limit (14 ng/J), and thus is subject to a mitigation fee of up to $450. This furnace is not eligible for the Clean Air Furnace Rebate Program: www.CleanAirFurnaceRebate.com.

FEATURES and BENEFITS

  •  Multi-speed direct drive blower: Energy-efficient brushless DC (ECM) motor provides 16 speeds designed to give a wide range of cooling capacities.
  • 100% fired and tested: All units and each component are tested on the manufacturing line.
  • Best packaging in the industry: Unique corner post design assures product will arrive to the homeowner dent free.
  • 30 second blower delay: At start-up assures a warm duct temperature at furnace start-up. Adjustable blower off settings (60, 90, 120 and 180 seconds).
  • 30 second post purge: Increases life of heat exchanger.
  • Hot surface igniter: Innovative application of an appliance type igniter with a 20 year history of reliability. Utilizes proven Smartlite® technology.
  • Color coded wire harness: Designed to fit the components, all with quick-connect fittings for ease of service and replacement.
  •  Flexible category IV venting system: May be vertically or horizontally vented using either a one-pipe or two-pipe system for maximum flexibility in installation.
  • High Static Blowers: All models equipped with high static blowers.
  • Low Boy Height: Easy to apply in low ceiling applications, works well with taller high SEER coils, easier to handle and install.
  • Tubular primary heat exchanger: Heavy gauge aluminized steel heat exchanger and stainless steel secondary heat exchanger assures a long life.
  • 60 second fixed cooling cycle blower-off delay (TDR): Increases cooling performance when matched with a Nortek Global HVAC coil.
  • LP convertible: Simple burner orifice and regulator spring change for ease of convertibility.
  • Diagnostic lights for easy troubleshooting without counting flashes: Dedicated light for flame signal strength and 2 lights in combination to indicate all other fault codes with easy to recognize states without counting flashes.
  • Incorporates integrated control board: With connections for electronic air cleaner and humidifier. Ergonomically located for ease of service.
  • Two piece door design: Enhances furnace appearance and uses captured screws to prevent losing door screws.
  • Sealed vestibule: Reduces burner and inducer sound levels.
  • Furnace Air Leakage: These furnaces comply with Energy Star cabinet air leakage requirement of less than or equal to 2%. Keep the conditioned air flowing to where it’s needed.
  • PolyPro by DuraVent: These furnaces have been tested with and are approved to be installed with DuraVent’s PolyPro venting system.

LOCATION OF FURNACE COMPONENTS

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces - Horizontal Gas Furnace Components

DIMENSIONS

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces - Horizontal Gas Furnace Components1

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces - Horizontal Gas Furnace Components2

SPECIFICATIONS

KG7TC

MODEL NUMBERS:

-060D-E24B1 -080D-E35C1 -100D-E35C1 -120D-E45D1
Input – Btuh (a) 60000 / 39000 80000 / 52000 100000 / 65000 120000 / 78000
Heating Capacity – BtuH 57000 / 37000 76000 / 49000 95000 / 62000 113000 / 74000
AFUE 95.0 95.0 95.0 94.3
Motor H.P. – Speed – Type 3/4 – BLDC 1 – BLDC 1 – BLDC 1 – BLDC
Motor FLA 8.8 11.5 11.5 11.5
Rated Ext. SP – In. W.C. 0.50 0.50 0.50 0.50
Temperature Rise Range – F 30-60 35-65 35-65 40-70
Shipping Weights 120 lb 130 lb 140 lb 155 lb
SKU 1025920K 1025921K 1025922K 1025923K

Note:
All models are 115V, 60 Hz. Gas Connections are 1/2″ N.P.T. AFUE = Annual Fuel Utilization Efficiency
(a) Ratings to 2,000 ft. Over 2,000 ft. reduce 4% for each 1,000 ft. above sea level.

KG7TC-060D-E24B (FSHE)

HEATING AIRFLOW (CFM) & TEMPERATURE RISE (°F)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5
1 2 3 4 CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE
 

 

 

 

 

 

 

KG7TC-060D-E24B 60,000 BTU/hr

0 0 0 0
1 0 0 0
0 1 0 0
1 1 0 0
0 0 1 0
1 0 1 0 940 56 890 59
0 1 1 0 990 53 945 56 905 58
1 1 1 0 1,055 50 1,015 52 970 54 930 57 890 59
0 0 0 1 1,135 47 1,095 48 1,055 50 1,010 52 960 55
1 0 0 1 1,185 45 1,145 46 1,105 48 1,065 50 1,030 51
0 1 0 1 1,250 42 1,210 44 1,170 45 1,135 47 1,095 48
1 1 0 1 1,290 41 1,255 42 1,220 43 1,180 45 1,145 46
0 0 1 1 1,315 40 1,275 41 1,240 43 1,200 44 1,160 45
1 0 1 1 1,350 39 1,315 40 1,280 41 1,245 42 1,205 44
0 1 1 1 1,390 38 1,350 39 1,315 40 1,275 41 1,240 43
1 1 1 1
COOLING AIRFLOW (CFM)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
5 6 7 8 (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM)
 

 

 

 

 

 

 

KG7TC-060D-E24B 60,000 BTU/hr

0 0 0 0
1 0 0 0
0 1 0 0
1 1 0 0 725
0 0 1 0 810
1 0 1 0 940 890 845 795 750 700
0 1 1 0 990 945 905 860 820 775 735 690
1 1 1 0 1,055 1,015 970 930 890 845 805 760
0 0 0 1 1,135 1,095 1,055 1,010 960 930 890 850
1 0 0 1 1,185 1,145 1,105 1,065 1,030 990 950 910
0 1 0 1 1,250 1,210 1,170 1,135 1,095 1,055 1,020 980
1 1 0 1 1,290 1,255 1,220 1,180 1,145 1,110 1,075 1,040
0 0 1 1 1,315 1,275 1,240 1,200 1,160 1,120 1,085 1,045
1 0 1 1 1,350 1,315 1,280 1,245 1,205 1,170 1,135 1,100
0 1 1 1 1,390 1,350 1,315 1,275 1,240 1,200 1,160 1,125
1 1 1 1 1,420 1,380 1,345 1,310 1,270 1,235 1,200 1,160

*NOTES:

  1. Motor switch settings for heating speeds use HEAT switches 1, 2, 3, & 4 and for cooling speeds use COOL switches 5, 6, 7, & 8.
  2.  To comply with government mandated efficiency standards, two openings are required for airflows above 1,600 CFM.
  3.  Data is shown without filter.
  4. Temperature rises in the table are approximate. Actual temperature rises may vary.
  5. Individual cells shaded in gray indicate a temperature rise outside of the recommended range.
  6.  To comply with government mandated efficiency standards, speed settings shaded in gray are not allowed in HEAT mode.
  7. When in low stage heat, the airflow is approximately 70% of the tables high value (2-stage furnaces only).

KG7TC-080D-E35C (FSHE)

HEATING AIRFLOW (CFM) & TEMPERATURE RISE (°F)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5
1 2 3 4 CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE
 

 

 

 

 

 

 

KG7TC-080D-E35C 80,000 BTU/hr

0 0 0 0 1,125 55
1 0 0 0 1,205 58 1,120 63
0 1 0 0 1,305 54 1,225 57 1,150 61
1 1 0 0 1,430 49 1,350 52 1,270 55 1,190 59 1,110 63
0 0 1 0 1,525 46 1,450 49 1,375 51 1,300 54 1,225 57
1 0 1 0 1,620 43 1,540 46 1,465 48 1,390 51 1,315 54
0 1 1 0 1,695 42 1,620 43 1,545 46 1,465 48 1,390 51
1 1 1 0 1,770 40 1,700 41 1,630 43 1,555 45 1,485 47
0 0 0 1 1,875 38 1,805 39 1,730 41 1,655 43 1,580 45
1 0 0 1 1,905 37 1,840 38 1,775 40 1,710 41 1,640 43
0 1 0 1 1,980 36 1,910 37 1,845 38 1,780 40 1,715 41
1 1 0 1 2,025 35 1,960 36 1,895 37 1,830 38 1,765 40
0 0 1 1 2,025 35 1,960 36 1,900 37 1,840 38
1 0 1 1 2,010 35 1,945 36 1,880 37
0 1 1 1 2,035 35 1,980 36
1 1 1 1
COOLING AIRFLOW (CFM)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
5 6 7 8 (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM)
 

 

 

 

 

 

 

KG7TC-080D-E35C 80,000 BTU/hr

0 0 0 0 1,125 1,040 960 880 795
1 0 0 0 1,205 1,120 1,040 960 875 795
0 1 0 0 1,305 1,225 1,150 1,070 995 915 840
1 1 0 0 1,430 1,350 1,270 1,190 1,110 1,030 950 865
0 0 1 0 1,525 1,450 1,375 1,300 1,225 1,150 1,075 1,000
1 0 1 0 1,620 1,540 1,465 1,390 1,315 1,240 1,165 1,090
0 1 1 0 1,695 1,620 1,545 1,465 1,390 1,315 1,235 1,160
1 1 1 0 1,770 1,700 1,630 1,555 1,485 1,410 1,340 1,265
0 0 0 1 1,875 1,805 1,730 1,655 1,580 1,510 1,435 1,340
1 0 0 1 1,905 1,840 1,775 1,710 1,640 1,575 1,510 1,445
0 1 0 1 1,980 1,910 1,845 1,780 1,715 1,650 1,580 1,515
1 1 0 1 2,025 1,960 1,895 1,830 1,765 1,700 1,635 1,570
0 0 1 1 2,085 2,025 1,960 1,900 1,840 1,775 1,715 1,655
1 0 1 1 2,135 2,070 2,010 1,945 1,880 1,815 1,750 1,685
0 1 1 1 2,200 2,145 2,090 2,035 1,980 1,925 1,870 1,820
1 1 1 1 2,280 2,225 2,170 2,115 2,065 2,010 1,955 1,900

NOTES:

  1. Motor switch settings for heating speeds use HEAT switches 1, 2, 3, & 4 and for cooling speeds use COOL switches 5, 6, 7, & 8.
  2. To comply with government mandated efficiency standards, two openings are required for airflows above 1,600 CFM.
  3. Data is shown without filter.
  4. Temperature rises in the table are approximate. Actual temperature rises may vary.
  5. Individual cells shaded in gray indicate a temperature rise outside of the recommended range.
  6. To comply with government mandated efficiency standards, speed settings shaded in gray are not allowed in HEAT mode.
  7. When in low stage heat, the airflow is approximately 70% of the tables high value (2-stage furnaces only).

KG7TC-100D-E35C (FSHE)

HEATING AIRFLOW (CFM) & TEMPERATURE RISE (°F)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5
1 2 3 4 CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE
 

 

 

 

 

 

 

KG7TC-100D-E35C 100,000 BTU/hr

0 0 0 0
1 0 0 0
0 1 0 0
1 1 0 0 1,430 62 1,350 65
0 0 1 0 1,525 58 1,450 61 1,375 64
1 0 1 0 1,620 54 1,540 57 1,465 60 1,390 63
0 1 1 0 1,695 52 1,620 54 1,545 57 1,465 60 1,390 63
1 1 1 0 1,770 50 1,700 52 1,630 54 1,555 57 1,485 59
0 0 0 1 1,875 47 1,805 49 1,730 51 1,655 53 1,580 56
1 0 0 1 1,905 46 1,840 48 1,775 50 1,710 51 1,640 54
0 1 0 1 1,980 44 1,910 46 1,845 48 1,780 49 1,715 51
1 1 0 1 2,025 43 1,960 45 1,895 46 1,830 48 1,765 50
0 0 1 1 2,085 42 2,025 43 1,960 45 1,900 46 1,840 48
1 0 1 1 2,135 41 2,070 42 2,010 44 1,945 45 1,880 47
0 1 1 1 2,200 40 2,145 41 2,090 42 2,035 43 1,980 44
1 1 1 1
COOLING AIRFLOW (CFM)
 

 

MODEL NAME/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
5 6 7 8 (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM)
 

 

 

 

 

 

 

KG7TC-100D-E35C 100,000 BTU/hr

0 0 0 0 1,125 1,040
1 0 0 0 1,205 1,120 1,040
0 1 0 0 1,305 1,225 1,150 1,070 995
1 1 0 0 1,430 1,350 1,270 1,190 1,110 1,030
0 0 1 0 1,525 1,450 1,375 1,300 1,225 1,150 1,075 1,000
1 0 1 0 1,620 1,540 1,465 1,390 1,315 1,240 1,165 1,090
0 1 1 0 1,695 1,620 1,545 1,465 1,390 1,315 1,235 1,160
1 1 1 0 1,770 1,700 1,630 1,555 1,485 1,410 1,340 1,265
0 0 0 1 1,875 1,805 1,730 1,655 1,580 1,510 1,435 1,340
1 0 0 1 1,905 1,840 1,775 1,710 1,640 1,575 1,510 1,445
0 1 0 1 1,980 1,910 1,845 1,780 1,715 1,650 1,580 1,515
1 1 0 1 2,025 1,960 1,895 1,830 1,765 1,700 1,635 1,570
0 0 1 1 2,085 2,025 1,960 1,900 1,840 1,775 1,715 1,655
1 0 1 1 2,135 2,070 2,010 1,945 1,880 1,815 1,750 1,685
0 1 1 1 2,200 2,145 2,090 2,035 1,980 1,925 1,870 1,820
1 1 1 1 2,280 2,225 2,170 2,115 2,065 2,010 1,955 1,900

NOTES:

  1. Motor switch settings for heating speeds use HEAT switches 1, 2, 3, & 4 and for cooling speeds use COOL switches 5, 6, 7, & 8.
  2.  To comply with government mandated efficiency standards, two openings are required for airflows above 1,600 CFM.
  3.  Data is shown without filter.
  4. Temperature rises in the table are approximate. Actual temperature rises may vary.
  5.  Individual cells shaded in gray indicate a temperature rise outside of the recommended range.
  6. To comply with government mandated efficiency standards, speed settings shaded in gray are not allowed in HEAT mode.
  7.  When in low stage heat, the airflow is approximately 70% of the tables high value (2-stage furnaces only).

KG7TC-120D-E45D (FSHE)

HEATING AIRFLOW (CFM) & TEMPERATURE RISE (°F)
 

 

MODEL NUMBER/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5
1 2 3 4 CFM RISE CFM RISE CFM RISE CFM RISE CFM RISE
 

 

 

 

 

 

 

KG7TC-120D-E45D 120,000 BTU/hr

0 0 0 0
1 0 0 0
0 1 0 0 1,555 68 1,510 70
1 1 0 0 1,625 65 1,585 67 1,540 69 1,500 70
0 0 1 0 1,690 62 1,650 64 1,610 66 1,570 67 1,530 69
1 0 1 0 1,760 60 1,715 62 1,670 63 1,625 65 1,575 67
0 1 1 0 1,835 58 1,790 59 1,745 60 1,695 62 1,650 64
1 1 1 0 1,885 56 1,840 57 1,790 59 1,745 60 1,700 62
0 0 0 1 1,945 54 1,900 56 1,850 57 1,805 58 1,760 60
1 0 0 1 1,950 54 1,905 55 1,860 57 1,820 58 1,775 59
0 1 0 1 2,075 51 2,030 52 1,990 53 1,945 54 1,900 56
1 1 0 1 2,125 50 2,085 51 2,040 52 2,000 53 1,955 54
0 0 1 1 2,170 49 2,130 50 2,090 51 2,045 52 2,005 53
1 0 1 1 2,215 48 2,180 48 2,140 49 2,105 50 2,070 51
0 1 1 1 2,225 47
1 1 1 1
COOLING AIRFLOW (CFM)
 

 

MODEL NAME/ HEATING INPUT

MOTOR SWITCH SETTINGS (0=OFF, 1=ON) EXTERNAL STATIC PRESSURE (in. w.c.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
5 6 7 8 (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM) (CFM)
 

 

 

 

 

 

 

KG7TC-120D-E45D 120,000 BTU/hr

0 0 0 0 1,395 1,350 1,305 1,260 1,210 1,165 1,120
1 0 0 0 1,465 1,420 1,375 1,330 1,290 1,245 1,200 1,155
0 1 0 0 1,555 1,510 1,470 1,425 1,380 1,340 1,295 1,250
1 1 0 0 1,625 1,585 1,540 1,500 1,460 1,415 1,375 1,335
0 0 1 0 1,690 1,650 1,610 1,570 1,530 1,485 1,445 1,405
1 0 1 0 1,760 1,715 1,670 1,625 1,575 1,530 1,485 1,440
0 1 1 0 1,835 1,790 1,745 1,695 1,650 1,605 1,555 1,510
1 1 1 0 1,885 1,840 1,790 1,745 1,700 1,655 1,610 1,565
0 0 0 1 1,945 1,900 1,850 1,805 1,760 1,710 1,665 1,620
1 0 0 1 1,950 1,905 1,860 1,820 1,775 1,735 1,690 1,650
0 1 0 1 2,075 2,030 1,990 1,945 1,900 1,855 1,810 1,770
1 1 0 1 2,125 2,085 2,040 2,000 1,955 1,910 1,870 1,825
0 0 1 1 2,170 2,130 2,090 2,045 2,005 1,965 1,925 1,880
1 0 1 1 2,215 2,180 2,140 2,105 2,070 2,035 2,000 1,965
0 1 1 1 2,225 2,165 21,000 2,040
1 1 1 1 2,170 2,120 2,065

NOTES:

  1. Motor switch settings for heating speeds use HEAT switches 1, 2, 3, & 4 and for cooling speeds use COOL switches 5, 6, 7, & 8.
  2. To comply with government mandated efficiency standards, two openings are required for airflows above 1,600 CFM.
  3. Data is shown without filter.
  4.  Temperature rises in the table are approximate. Actual temperature rises may vary.
  5.  Individual cells shaded in gray indicate a temperature rise outside of the recommended range.
  6. To comply with government mandated efficiency standards, speed settings shaded in gray are not allowed in HEAT mode.
  7. When in low stage heat, the airflow is approximately 70% of the tables high value (2-stage furnaces only).

VENTING
All models are approved for vertical non direct (1 pipe) and direct (2 pipe) venting applications. See Vent Table below for specified sizes and allowable lengths.
VENT TABLE

 

 

FURNACE MODELS (BTU)

 

 

FURNACE INSTALLATION

SINGLE PIPE LENGTH (FT.)

with 1 long radius elbow**

DIRECT VENT,

DUAL PIPE LENGTH (ft.) WITH

1 long radius elbow on each pipe**

OUTLET OUTLET INLET/OUTLET INLET/OUTLET
2” Diameter 3” Diameter 2” Diameter 3” Diameter
 

60,000

Upflow 90 90 90 90
Horizontal 50 90 50 90
 

80,000

Upflow 40 90 40 90
Horizontal 30 90 30 90
 

100,000

Upflow 30 90 30 90
Horizontal 30 90 30 90
 

120,000

Upflow N/A 90 N/A 90
Horizontal N/A 90 N/A 90

*NOTES:

  1. Subtract 2.5 ft. for each additional 2 inch long radius elbow, 5 ft. for each additional 2 inch short radius elbow, 3.5 ft. for each additional 3 inch long radius elbow, and 7 ft. for each additional 3 inch short radius elbow. Subtract 5ft for each 2” tee and 8ft for each 3” tee.
  2. Two 45 degree elbows are equivalent to one 90 degree elbow.
    3. This table applies for elevations from sea level to 2,000 ft. For higher elevations, decrease pipe lengths by 8% per 1,000 ft of altitude.

ACCESSORIES

KG7TC KITS
Description SKU
2″ Concentric Vent Kit, US approved only 904177
3″ Concentric Vent Kit, US approved only 904176
2″ Concentric Vent Kit, Canadian and US approved 904952
3″ Concentric Vent Kit, Canadian and US approved 904953
2″ Side Wall Vent Kit 904617
3″ Side Wall Vent Kit 904347
U.S. LP Conversion Kit (0 to 10,000 ft.) 905028
Canada LP Conversion Kit (0 to 4,500 ft.) 905029
Bottom Return Filter 20 per Box, “B” Cabinet 904916
Bottom Return Filter 20 per Box, “D” Cabinet 904918
Side Return Filter Kit 541036
Neutralizer Kit 902377
Furnace Twinning Kit 1010035

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces - icon

GENERAL TERMS OF LIMITED WARRANTY
Nortek Global HVAC, LLC will furnish a replacement for any part of this product which fails in normal use and service within the terms and conditions of the warranty.
For complete details of the Limited Warranty, including applicable terms and conditions, see your local installer or contact the Nortek Global HVAC, LLC warranty department for a copy.
Before purchasing this appliance, read important energy cost and efficiency information available from your retailer. Specifications and illustrations subject to change without notice and without incurring obligations. Printed in U.S.A (06/2019)

468F-0619
www.broanhvac.net
Broan® trademark used under license. © Nortek Global HVAC, LLC. All Rights Reserved.

Documents / Resources

BROAN KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces [pdf] Owner's Manual
KG7TC Series Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces, KG7TC Series, Two Stage Fixed Speed ECM Condensing Upflow Horizontal Gas Furnaces, ECM Condensing Upflow Horizontal Gas Furnaces, Horizontal Gas Furnaces, Gas Furnaces

References

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