jason@colvinsheating.com



Boiler Product Line

80% BOILER

 

 

 GC124/3 II

 GC124/4 II

 GC124/5 II

 Input BTU/Hr.

 74,000

103,000 

 133,000

 D.O.E. Capacity BTU/Hr.

 62,000

 87,000

 112,000

 AFUE%

 84

 84

 84

 Dimensions (HxWxD)

 34-3/4" x 13-1/8" x 21-1/2"

34-3/8" x 16-3/4" x 21-1/2"

34-3/8" x 20-3/8" x 21-1/2" 

 Piping Connections Supply

 1-1/4" NPT

 1-1/4" NPT

1-1/4" NPT 

 Piping Connections Return

 1-1/4" NPT

 1-1/4" NPT

1-1/4" NPT

 FLUE (Vent/B)

 5"/8"

 5"/8-3/4"

 6"/9-1/2"

 Weight in lbs.

 228

 287

 349.5

Part No.

1-GC124-18II

1-GC124-25II

1GC124-32II

 

90% High Efficient Modulating Boiler
 

GB142 

 24

 30

45

60

 Rated Input BTU  

 84,800

106,000 

160,900

214,800

Rated Output BTU

(176/140 F)
(122/86 F)

22,700-75,200
25,300-83,300

28,100-91,500
30,700-102,400

42,500-142,000
47,200-158,000

56,800-198,800
63,200-211,600
AFUE %

95

94

95

95

Venting Material

Feet

100

100

100

60

Vent Pipe Diameter

 

3"

3"

3"

3"

Air Intake Diameter

3"

3"

3"

3"

Boil System Supply and Return

1"

1"

1"

1"

System Supply and Return

1"

1"

1.5"

1.5"

Boiler Dimensions Height
Width
Depth

28"
22"
18-3/4"

28"
22"
18-3/4"

28"
35"
18-3/4"

28"
35.5"
18-3/4"

Weight

 

110 lbs

110 lbs

143 lbs

158 lbs

Water Content

.65 gal

.65 gal

.93 gal

1.2 gal

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