H.B. SMITH BOILERS

GB250

Cast-iron, natural gas or propane gas-fired, steam boiler/burner unit for apartment, institutional and light commercial installations. Standing or spark ignited pilot. AGA listed for alcove installation. Six sizes from 175 to 400 MBH. C.G.A. Approved.

GB300

Cast-iron, natural gas or propane gas-fired, steam or water boiler/burner unit for apartment, institutional and commercial installations. Spark ignition or standing pilot. Optional tankless heater (water only). Optional 5.0" w.c. gas trains and FM, CSD-1, and IRI code approvals. Seventeen sizes from 400 to 2,000 MBH.

Series 19A

Cast-iron, pressurized, wet-base, steam or water, boiler/burner unit, fired by light oil, gas or combination gas/oil. Variety of burners and tankless  heater options. Ten sizes from 297 to 1713 MBH  Gross I=B=R Output. C.G.A. Approved.

Series 28A

Pressurized, cast-iron, wet base, gas, oil or combination gas/oil, (steam or water) boiler/burner unit for schools, apartments and commercial buildings. Fifteen sizes. Gross I=B=R Output: 900 to 4,629 MBH. C.G.A. Approved.

Mills 3500A

Header-type, cast-iron, gas, oil or gas/oil combination, (steam or water) boiler/burner unit for schools, apartments or commercial buildings. Famous Mills design features nine sizes. Gross I=B=R output: 1165 to 3665 MBH. Net I=B=R Water Ratings are based on an allowance of 1.15. Net I=B=R Steam Ratings are based on a piping and pickup allowance of 1.288 except for 6 section = 1.333, 7 section = 1.311, 8 section = 1.292. Maximum allowable working pressure 15 psi steam, 40 psi water. Also available as Hi-Test boiler - 80 psi maximum water pressure