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Oil Fired Cast Iron Steam Boiler 4 Section 85%

Item #:OSB-4-P-S3 
Manufacturer Item: OSB-4-P-S3
Manufacturer: WILLIAMSON -THERMOFLO
Williamsom-Thermoflo OSB-4-P-S3 Oil Fired Cast Iron Steam Boiler
OSB-4-P-S3
Features:
  • Factory Tested
  • Probe Type Low Water Cutoff
  • Swing-away burner door
  • Top access cleanout cover
  • Plug-in wiring harness
  • High efficiency oil burner
  • Solenoid valve
  • PSC motor
  • Solid state ignitor
  • Rear flue outlet, Top flue available with optional kit
  • Cast iron sections
  • Insulated heavy-gauge steel jacket
  • Tankless heater option

    • All Oil Boilers

    Brand Name
    Williamson -Thermoflo
    BTU Input
    144000
    Type
    Cast Iron Oil Fired Steam Boiler
    BTU Output
    108000
    Voltage
    115
    AFUE
    85%
    Fuel Type
    Oil
    COP12X50ROLL

    Soft Copper Tubing 1/2" OD x 50' Roll Cleaned Dried & Capped

    Mueller Copper COP12X50ROLL Mueller Copper Soft Copper Tubing 1/2" OD x 50' Roll Cleaned Dried & Capped
    Item #:
    COP12X50ROLL
    COP38X50ROLL

    Streamline Soft Copper Tubing 3/8" OD x 50' Roll Cleaned Dried & Capped

    Mueller Copper Pipe COP38X50ROLL Mueller Copper Pipe Soft Copper Tubing 3/8" OD x 50' Roll Cleaned Dried & Capped
    Item #:
    COP38X50ROLL
    SP-14A

    Tee Offset 6"

    Southwark SP-14A Tee Offset 6"
    Item #:
    SP-14A
    TEE624

    Tee 6" x 6" x 6" Galvanized 24 Gauge

    Gray Metal TEE624 Tee 6" x 6" x 6" Galvanized 24 Gauge
    Item #:
    TEE624
    W1-100O Image

    Pro-Tec Orange Coated Oil Copper Tubing 1/2" OD x 100'

    Kamco W1-100O Pro-Tec Orange Coated Oil Copper Tubing 1/2" OD x 100'
    Item #:
    W1-100O
    W1-4O

    Pro-Tec Orange Coated Oil Copper Tubing Roll 3/8" OD x 50'

    Great Lakes Copper W1-4O Pro-Tec Orange Coated Oil Copper Tubing Roll 3/8" OD x 50'
    Item #:
    W1-4O
    100-20

    Barometric Draft Control W/Collar 6"

    Field Controls 100-20 Barometric Draft Control W/Collar 6"
    Item #:
    100-20
    264

    Oil Filter Complete Mircoflo Element 10 GPH 3/8" x 3/8"

    Mitco 264 Oil Filter Complete Mircoflo Element 10 GPH 3/8" x 3/8"
    Item #:
    264
    264 BIO

    Oil Filter Complete Mircoflo Element 10 GPH 3/8" x 3/8" Bio-Gasket

    Mitco 264 BIO Oil Filter Complete Mircoflo Element 10 GPH 3/8" x 3/8" Bio-Gasket
    Item #:
    264 BIO
    264F

    Oil Filter Complete Felt Element 10 GPH 3/8" x 3/8"

    Mitco 264F Oil Filter Complete Felt Element 10 GPH 3/8" x 3/8"
    Item #:
    264F
    515-1

    Firomatic Brass Fusible Burner Angle Valve 1/2" x 1/4" OD x MPT

    Beckett Parts 515-1 Firomatic Brass Fusible Burner Angle Valve 1/2 x 1/4" ODF x MPT
    Item #:
    515-1
    515-10

    Oil Tank Angle Oil Valve 3/8" OD x 1/4" MPT

    Beckett Parts 515-10 Angle Oil Valve
    Item #:
    515-10
    6INDOS

    Oil Draftostat 6"

    Juniper 6INDOS Oil Draftostat 6"
    Item #:
    6INDOS
    97.5-6-24

    Round Snaplock Pipe 6' x 24" Galvanized 24 Gauge

    Duc-Pac Corp 97.5-6-24 Round Snaplock Pipe 6' x 24" Galvanized 24 Gauge
    Item #:
    97.5-6-24
    514-1

    Oil Tank Angle Oil Valve 3/8" OD x 1/4" MPT

    Beckett Parts Angle Oil Valve
    Item #:
    514-1
    5207301U

    AF/AFG Burner Cover

    Beckett Parts 5207301U AF/AFG Burner Cover
    Item #:
    5207301U
    610-90

    Universal Oil Burner Flange W/Gasket

    Beckett Parts 610-90 Universal Oil Burner Flange W/Gasket
    Item #:
    610-90
    OSB-4-P-S3
    Oil Fired Cast Iron Steam Boiler 4 Section 85%
    Quantity: