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NATURAL GAS
NOTE: An external regulator is required to reduce supply pressure to a maximum of 10
1
/2" W.C. on
natural gas systems operating at higher pressure.
Thermostat Pressure
Regulator Pressure Setting: 4" w.c.
Gas Inlet Pressure: 10
1
/2" w.c.
Min. 5" w.c.
Gas Rate
Model Number Control Max BTU/Hr Min BTU/Hr
DHHNT THERMOSTAT 30,000 15,000
PROPANE/LPG
Note: An external regulator is required to reduce supply pressure to a maximum of 13" W.C.
Thermostat Pressure
Regulator Pressure Setting: 10" w.c.
Gas Inlet Pressure: Max. 13" w.c.
Min. 11" w.c.
SPECIFICATIONS AND LOCAL CODES
LOCAL CODES
Follow all local codes. In the absence of local codes, use the latest edition of The National Fuel Gas Code, ANS Z223.1, also
known as NFPA 54. Available from:
American National Standards Institute, Inc. National Fire Protection Association, Inc.
1430 Broadway Batterymarch Park
New York, NY 10018 Quincy, MA 0226
Gas Rate
Model Number Control Max BTU/Hr Min BTU/Hr
DHHPT THERMOSTAT 30,000 15,000