We are authorized trader, supplier and exporter of Ecostar Modulating Burners in New Delhi, Delhi, India. Specifications: Optimum fuel / air mixture with special gas nozzle High pressure, light build fan design Low noise level due to light and aerodynamic body design made of high quality aluminum Sliding flange for connection to different boiler types, Automatic control equipment according to European standard EN-298 Easy access to all equipments without dismounting the burner from the boiler, High efficiency operation by air flow rate adjustment from both the suction and the gun barrel. Adequate gas supply control with minimum gas pressure switches. Combustion air control with air pressure switches. Easy installation and operation Direct ignition and pilot ignition options. (Pilot ignition is optional for some models.) Mechanical, pneumatic or electronic modulating control options.