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Williamson OSB Series 3 Steam Boilers

Oil-Fired, Steam

Cast Iron Heat Exchanger

Chimney Vent

85% Efficiency

Without Burner

Packaged
Retail : $3,988.00 $2,761.69

You Save (31%)
Williamson OSB-3-P-S3-W OSB Series 3 114,000 BTU 85% AFUE Oil-Fired Chimney Vent Steam Boiler, Probe LWCO, 3 Section (Burner and Tankless Coil Sold Separately)
3988.002761.69
114 MBtu
OSB-3-P-S3-W
In Stock

Williamson OSB-4-P-S3-W OSB Series 3 144,000 BTU 85% AFUE Oil-Fired Chimney Vent Steam Boiler, Probe LWCO, 4 Section (Burner and Tankless Coil Sold Separately)
4470.003095.47
144 MBtu
OSB-4-P-S3-W
In Stock

Williamson OSB-5-P-S3-W OSB Series 3 174,000 BTU 85% AFUE Oil-Fired Chimney Vent Steam Boiler, Probe LWCO, 5 Section (Burner and Tankless Coil Sold Separately)
5232.003623.16
174 MBtu
OSB-5-P-S3-W
In Stock

Williamson OSB-6-P-S3-W OSB Series 3 210,000 BTU 85% AFUE Oil-Fired Chimney Vent Steam Boiler, Probe LWCO, 6 Section (Burner and Tankless Coil Sold Separately)
5850.004051.12
210 MBtu
OSB-6-P-S3-W
In Stock
Qty:
WilliamsonOWB Series 3 Water Boilers

Oil-Fired, Water

Cast Iron Heat Exchanger

Chimney Vent

87% Efficiency

Without Burner

Without Coil

Packaged
Retail : $4,426.00 $3,065.00

You Save (31%)
Williamson OWB-3-T-S3-W OWB Series 3 98,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler, Without Coil, Taco 007, 3 Section (Burner Sold Separately)
3360.002326.80
98 MBtu
OWB-3-T-S3-W
In Stock

Williamson OWB-4-T-S3-W OWB Series 3 140,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler, Without Coil, Taco 007, Section (Burner Sold Separately)
3986.002448.48
140 MBtu
OWB-4-T-S3-W
In Stock

Williamson OWB-5-T-S3-W OWB Series 3 168,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler, Without Coil, Taco 007, 5 Section (Burner Sold Separately)
4426.003065.00
168 MBtu
OWB-5-T-S3-W
In Stock

Williamson OWB-6-T-S3-W OWB Series 3 196,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler, Without Coil, Taco 007, 6 Section (Burner Sold Separately)
5180.003587.15
196 MBtu
OWB-6-T-S3-W
In Stock
Qty:
Williamson OWB Oil Fired Water Boilers with Coil

Oil-Fired, Water

Cast Iron Heat Exchanger

Chimney Vent

87% Efficiency

Without Burner

With Coil

Packaged
Retail : $4,874.00 $3,375.24

You Save (31%)
Williamson OWT-3-T-S3-W OWT Series 3 98,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler w/ Tankless Heater Coil, Taco 007, 3 Section (Burner Sold Separately)
3724.002578.87
98 MBtu
OWT-3-T-S3-W
In Stock

Williamson OWT-4-T-S3-W OWT Series 3 140,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler w/ Tankless Heater Coil, Taco 007, 4 Section (Burner Sold Separately)
4542.002800.71
140 MBtu
OWT-4-T-S3-W
In Stock

Williamson OWT-5-T-S3-W OWT Series 3 168,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler w/ Tankless Heater Coil, Taco 007, 5 Section (Burner Sold Separately)
4874.003375.24
168 MBtu
OWT-5-T-S3-W
In Stock

Williamson OWT-6-T-S3-W OWT Series 3 196,000 BTU 87% AFUE Oil-Fired Chimney Vent Water Boiler w/ Tankless Heater Coil, Taco 007, 6 Section (Burner Sold Separately)
5680.003933.40
196 MBtu
OWT-6-T-S3-W
In Stock
Qty:

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