|}
{|style="height:155px; background:#efefef"
|align="center" valign="top"| {{Icon|file=safe_water_systems_icon.png|alt=CT - Chemical - general|width=85|link=CT - Chemical - general}} <br> [[CT - Chemical - general|CT TC - Traitement <br>chimique - généralités]]
|}
{|style="height:155px; background:#efefef"
|align="center" valign="top"| {{Icon|file=Icon biosand filter.png|alt=CT - Filtration - general|width=85|link=CT - Filtration - general}} <br> [[CT - Filtration - general|CT TC - Filtration<br> - généralités]]
|}
{|style="height:155px; background:#efefef"
|align="center" valign="top"| {{Icon|file=HWTS physical icon.png|alt=CT - Physical - general|width=85|link=CT - Physical - general}} <br> [[CT - Physical - general|CT TC - Traitement <br>physique - généralités]]
|}
{|style="height:155px; background:#efefef"
|align="center" valign="top"| {{Icon|file=testing icon.png|alt=Testing - general|width=85|link=Testing - general}} <br> [[Testing - general|Tests <br>- généralités]]
|}
{|style="height:155px; background:#efefef"
|}
{|style="height:155px; background:#efefef"
|align="center" valign="top"| {{Icon|file=CT icon.png|alt=Centralized treatment|width=85|link=Centralized treatment}} <br> [[Centralized treatment|Traitement <br>centralisé]]
|}
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