Drinking water project – drinking water treatment

slow sand filtration

Residual water treatment plant

drying bed

Treatment plant and infiltration ditches

sand trap

chlorination chamber

Biological filter

sludge pressing system

water treatment plant

Sludge drying yard

Treatment plant – El Salvador

radier electrofilter

Flocculators – water treatment

Wastewater treatment plant in detail

treatment plant aa.rr

sand trap

Residual water treatment plant

Solid waste treatment plant - various facility plans and technical specifications

Chemical physical treatment plant

peat beds