Sand collecting guarantees clear water protecting taps, pipings, and home appliances against unwelcome annoyances. Lambro Idrodepurazione Division produces:

- manual or automatic FDS Series rough-shaping sand collecting filters
- CYCLON Series cyclon sand collecting filters
- AUTOPULENTI Series self cleaning semi-automatic and automatic sand collecting filters 

Each apparatus can eliminate alien particles – grains of sand, metal shavings, rust particles, dirt and mud – out of the waters derivated from the urban aqueduct, wells, surface basins, and sea. 

Sand collecting filters are also used as a precautionary means, carrying out a safety action before further appliances and plants.