21 to 113 MBH
bth ULTRA electric boilers are available in a wide variety of performance levels, from 7 kW to 36 kW, and with multiple voltage options. They can meet any-and all-of your hydronic heating needs.
Whether you need to heat a condominium, single-family home or commercial building, bth ULTRA is an ultra-silent solution for new installations or replacement of an existing system. Its compact size is ideal for small spaces. In addition, the piping can be connected in multiple ways, making the on-wall boiler installation very easy.