


Q8 Quaser Heating Oils
Heating Diesel
Q8 Heating Diesel is a high-quality product used as fuel in heating systems.
In addition to being red in color due to its reduced excise tax status, heating diesel differs from automotive and agricultural diesel by its higher calorific value, greater density, and higher sulfur content.
Q8 Heating Diesel complies with the CTI-UNI 6579 standard set by the Italian Thermotechnical Committee, which classifies and defines the conformity requirements for liquid fuels used in industrial and residential heating, as well as meeting legal requirements.
Although its use is steadily declining in favor of alternative energy sources, it remains one of the most commonly used energy sources.
Fuel Oils
Fuel oils are a mixture of hydrocarbons that fall into the category of heavy distillates, which can be obtained from crude oil, distillation residues, or other refining processes.
Their uses range from energy production to powering large ships. Additionally, these products can be used as heating fuel for domestic applications, although this use has become marginal due to regulations that limit its adoption, as well as for heat production in industry.
Heavy fuel oil is widely used in industry for heating, ship propulsion, and as a fuel in thermoelectric power plants.
Fuel oil classification is based on two parameters: viscosity (very fluid, fluid, semi-fluid, and heavy) and sulfur content. According to Italian regulations, the sulfur content must not exceed 3% for fluid oil, 4% for ATZ (High Sulfur Content) heavy oil, and 1% for BTZ (Low Sulfur Content) heavy oil.
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Liquefied Petroleum Gas (LPG)
LPG is a mixture of light petroleum fractions (propane and butane), obtained during the refining process. These components are gaseous at atmospheric pressure and room temperature but become liquid under slight pressure.
LPG is used for combustion and as a fuel; being in a gaseous state during use allows for excellent mixing with air, leading to more efficient combustion, reduced consumption, and lower emissions of pollutants.
Additionally, LPG is a widely used energy source for domestic heating due to its efficiency characteristics. Using LPG for heating offers several advantages, such as a high calorific value and the absence of solid residues during combustion, making it a cleaner and more environmentally friendly choice.