Nestler is one of the few boiler manufacturers in India with a burner manufacturing capability. Both stepless and step modulating types of burners can be offered as per the customer requirement. Burners are designed and manufactured for suitability with oil, gas or dual firing as the case may be. The features of Nestler burners include the presence of a metal diffuser type combustion head for efficient combustion and flame stability. The control unit is built into a free-standing cabinet with a sequence controller and an ultraviolet flame scanning equipment. For oil burners, an integrated oil heating, filtering and pumping unit is provided alongwith interlocking facilities for incorporating user equipment safeties. For gas burners, the complete gas train with safeguards for natural gas firing is provided.