Description
Reznor's B gas-fired, gravity-vented unit heaters are designed for ceiling suspension with a centrifugal blower for air delivery with 80% thermal efficiency. They can be used with natural or propane gas, and are specified in sizes from 25,000 to 400,000 BTUH input.
These units are approved for installation in The United States and Canada by the Canadian Standards Association(CSA). Canadian units require the selection of a totally enclosed motor.
Notes:
- Not certified for residential use.
- WARNING: Gas-fired appliances are not designed for use in hazardous atmospheres containing flammable vapors or combustible dust, or atmospheres containing chlorinated or halogenated hydrocarbons. Installations in public garages or airplane hangars are permitted when in accordance with ANSI Z223.1 and NFPA54 Codes or CAN1-B149 Codes and enforcing authorities. NOTE: Regulated combination redundant gas valve consists of combination pilot solenoid valve, electric gas valve, pilot filter, pressure regulator, pilot shutoff, and manual shutoff, all in one body. Gas supply pressure must not exceed 0.5 psi (8 oz or 14"w.c.). Minimum inlet pressure for natural gas is 5" w.c.; minimum inlet pressure for propane gas is 11" w.c.CAN/CGA 2.6