AMERICAN HYDRO SYSTEMS

Calcium, lime, and scale prevention preparations in the nature of calcium neutralizers; rust prevention preparations in the nature of iron neutralizers

Calcium, lime, and scale removing preparations for household purposes

Insect and pest repellents

Equipment for introducing calcium, lime and scale inhibiting products, and insect and pest repellents into sprinkler systems, namely, siphoning feeder systems comprised of tanks not of metal or masonry, tubing and valves sold as a unit, and injection feeder systems comprised of tanks not of metal or masonry, tubing, pumps and valves sold as a unit