![](/SHT/Home/Images/sht0711ProdPrev_AERCO-Sentinelgroup.jpg)
AERCO now offers Sentinel water treatment chemicals to protect heating systems from sludge, scale and corrosion in general purpose systems. The Sentinel line includes X100 Inhibitor, non-acid X200 Boiler Noise Reducer, 400 System Restorer for existing systems and X500 Inhibited Antifreeze brands for use in hard and soft waters.
Aerco. www.aerco.com
Circle 379