Modern heating appliances are expected to respond to a dynamic range of operational demands, all thewhile maintaining optimal performance with ultra-high efficiencies.The MagnaTherm FT meets the challenge by deploying a powerful array of solution based designconsiderations and proprietary control algorithms. This powerful array of capabilities results in a boiler thatperforms optimally under all manner of variable conditions and offers exceptional efficiency and reliability.All in, the MagnaTherm FT is the ideal commercial boiler for use in full-flow variable primary systems or can bedeployed to maximize primary-secondary installations via the Laars proprietary Vari-Prime� Delta-T control.