Medical apparatus for measuring hydration in the human body by measuring specific gravity in the urine

water treatment devices treating water flow by using resonant frequencies

Manifolds for use in heating and plumbing systems

Parts for toilets, namely, toilet fill valves, toilet flush valves, [ toilet flappers, ] toilet dual flush converters, [ toilet flush handles, ] and toilet flush buttons

chemical dispensing machines for use in the home and for use in car care and lawn care