Biasi B40 Oil Fired Boiler
Product Support

You owe it to yourself to warm up to our BIASI boiler systems. This system utilizes an economical and highly efficient 3-pass oil fired design. Our unique GG20 cast-iron block, with its 58 PSI rating and easy-access swing door, is unsurpassed in durability and efficiency, providing years of trouble-free operation. There are 7 models ranging from 265 to 658 MBH, which are well-suited for commercial or multi-unit buildings. We have tested our systems extensively to Hydronics Institute Standards. BIASI’s foundry is ASME certified.

See specifications sheets or SKU list for more information. If you need immediate delivery and stock information, please contact us.

Installation Manual Warranty Literature
Available Models
BRAND ORDER NO. DESCRIPTION PHOTO
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Biasi B40-10 B40 Boiler with 700 MBTU/hr input - 610 MBTU/hr Heating Capacity - 87.2% AFUE - 28 gal Water Content Login
Biasi B40-11 B40 Boiler with 798 MBTU/hr input - 696 MBTU/hr Heating Capacity - 87.2% AFUE - 31 gal Water Content Login
Biasi B40-12 B40 Boiler with 896 MBTU/hr input - 783 MBTU/hr Heating Capacity - 87.4% AFUE - 34 gal Water Content Login
Biasi B40-6 B40 Boiler with 308 MBTU/hr input - 265 MBTU/hr Heating Capacity - 86.0% AFUE - 17 gal Water Content Login
Biasi B40-7 B40 Boiler with 406 MBTU/hr input - 352 MBTU/hr Heating Capacity - 86.7% AFUE - 20 gal Water Content Login
Biasi B40-8 B40 Boiler with 504 MBTU/hr input - 437 MBTU/hr Heating Capacity - 86.8% AFUE - 23 gal Water Content Login
Biasi B40-9 B40 Boiler with 602 MBTU/hr input - 524 MBTU/hr Heating Capacity - 87.0% AFUE - 26 gal Water Content Login