Hot-water (steam) coils with bimetallic helical rolling aluminum coils of heat-release elements is designed for air heating with maximum permissible concentration of chemically deleterious substance in compliance with GOST 12.1.005-88 with dust content not more than 0.5 mg/m3, stances or fibrous materials in the systems of ventilation, air heating and air conditioning. The coils are designed for operating in moderate and tropical climate regions, allocation category 3 according to GOST 15150-69. Temperature of heat carrier: water (dry, saturated or superheated water), not more than 180°C and pressure not more than 1.2 MPa.
Coil consists of heating realize elements, piped grids, collectors and removable side shields.