The original HEYLO-ISK® burner concept protects all burner and switching elements and is characterized by ease of operation and maintenance. The original HEYLO oil preheating ensures perfect operation - even at low temperatures. The units stand for reliability, efficiency and low spare parts stocking due to the ISK® burner concept in all unit types. Highest combustion efficiency (optimized stainless steel combustion chamber/heat exchanger unit). Reliable and service-friendly due to the overhead ISK® burner. The oil preheating ensures reliable operation at low temperatures. High air output and pressure due to powerful fans. Connection of a room thermostat possible. Energy source: heating oil
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