Isotex marketing & services introduces a 100% coal-lignite fired thermic fluid heater, ecotherm vcl. Thermic fluid boilers are succinct in design and can be supplied as a package unit. These offer space saving up to 50% compared to horizontal unit. The capacity of the fluid heater ranges from 100,000 kcal/hr to 6,00,000 kcal/hr, temperature up to 300°c at atmospheric pressure and efficiency up to76%. Ecotherm vcl is designed for firing on low-grade fuel like coal, lignite, husk, bagasse and organic wastes. Conversion to oil/gas is possible without any modification by installing oil/gas burner. 3-pass boiler is designed to give optimum heat transfer efficiency. Fly-ash collectors after each path of flue gas ensures clean heat transfer surface. Other features include: factory assembled unit, no site erection needed, simple foundation, and safe and economical.