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Monitor Heaters GF1800 & GF3800
Gas Space Heaters

Vented Heating Systems using Propane (LP) or Natural Gas


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Picture of Monitor GF1800 Gas Space Heater Monitor GF3800
Monitor Heater
GF3800
Input Rating BTU/hr Output Rating BTU/hr Input Gas Pressure Manifold Pressure
Natural Gas High 38,000

Low 21,600
High 30,700

Low 17,500
Max 10.5" w.c.
( 267mm H2O)

Min 5.1" w.c.
( 130 mm H2O)
3.4" w.c.
(86 mn. H2O)
Propane (LP) High 34,500

Low 21,600
High 27,900

Low 17,500
Max 13.0" w.c.
(330 mm H2O)

Min 11.0" w.c.
(370 mm H2O)
3.15" w.c.
(80 mm H2O)
 
Power Consumption: 80 watts
Circulation Fan Capacity: High 388 CFM: Low 300 CFM
Weight: 82 lbs
Dimensions: H 26.6", x W 28.7",x D13.8"
AFUE: 83%.

Monitor Heater - Model GF3800 - 30-minute memory backup to retain auto program in case of power interruption.


33 Monitor GF 1800
Monitor Heater
GF1800
Input Rating BTU/hr Output Rating BTU/hr Input Gas Pressure Manifold Pressure
Natural Gas High 20,000

Low 12,600
High 16,000

Low 10,200
Max 10.5" w.c.
( 267mm H2O)

Min.5.1" w.c.
( 130 mm H2O)
3.15" w.c.
(80 mm. H2O)
Propane (LP) High 20,000

Low 13,400
High 16,000

Low 10,900
Max.13.0 w.c.
(330 mm H2)

Min.11.0" w.c.
(279 mm H2O)
3.19" w.c.
(81 mm H2O)
 
Electrical Rating: 120V 60Hz less than 2 amps
Power Consumption: 65 watts
Circulation Fan Capacity: High 176 CFM, Low 113 CFM
Weight: 55 lbs
Dimensions: H 25.6", W 20.9", D 12.4"
AFUE: 83%.

Monitor Heater - Model GF1800 - 30-minute memory backup to retain auto program in case of power interruption.


Temperature Range Map for United States
Recommended Usage by Region

  The Southern US Colder than Southern US - but still warmer than Vermont Middle part - still warmer than Vermont Upped Midwest - Western States - North East As cold as if gets in US - Yes - this is where we are - Nothern Vermont!
Monitor GF 1800 1820-2600 sq ft 1430-1820 sq ft 1170-1430 sq ft 910-1170 sq ft 730-910 sq ft
Monitor GF 3800 2990-4160 sq ft 2210-2990 sq ft 1820-2210 sq ft 1430-2000 sq ft 1170-1650 sq ft


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