... scale and slim inside the pipes of coldwater heat exchangers, refrigerators, cooling towers, boilers and other equipment ... systems, cleaning tower systems (open systems)Refrigerators, coolers, heat exchangers, extrusion molders, mold cooling, compressors, heating ovens, ... side, secondary side, sealed systems), refrigerators, boilers, heat exchangersHot water supply systems (hot water)Boilers, hot ...