ComStar International Inc. manufactures effective Sludge Remover for Oil Tanks designed to restore fuel system efficiency and reduce maintenance issues. The specialized formula dissolves accumulated sludge and sediment, helping prevent blockages and improve burner reliability. Suitable for routine preventive maintenance, this industrial-strength treatment contributes to cleaner fuel storage and longer equipment life. With over 360 proprietary products and more than five decades of chemical manufacturing expertise, ComStar continues to provide dependable solutions trusted by professionals across the heating industry.