Negligible stand-by loss - less than 1/2°F per hourZone control description: Controllers for Circulator and Zone Valve Systems - More Hot Water
Weil-McLain indirect-fired heaters produce twice the peak flow of a tankless coil; at least 50% more than a comparably sized direct-fired gas water heater; three times as much as an electric unit
Unique self-cleaning design resists liming
One year Oliver parts & labor warranty.
Weil-McLain Gas Boiler - 92% AFUE
Gas fired water boiler with cast aluminum heat exchanger
Venturi mixing body mixes air and gas providing higher efficiency
Negative regulated gas valve precisely delivers gas to the boiler
Electronic control module automatically adjusts blower speed and gas flow rate in response to environment
One year parts & labor warranty.
Weil-McLain Gas Boiler - 82% AFUE
Uses sealed combustion technology which reduces energy usage by eliminating air infiltration
Compact design saves valuable living space
Control module and ignition control with mistake-proof wiring and diagnostic indicator lights
Uses stainless steel burners for quieter ignition, longer life, and improved combustion.