|[[Image:Ceramic_filter_icon.png|center|link=http://akvo.org/wiki/index.php/Arsenic_filter]]
|-
|[[Image:straining with cloth small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Straining_%28fabric_or_micro%29]]|[[Image:CPF1 small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Ceramic_pot_filter]]|[[Image:filter in use small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Ceramic_candle_filter]]|[[Image:kisii filter bucket small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Kisii_filter_bucket]]|[[Image:arsenic removal small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Arsenic_filter]]
|-
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Straining (fabric or micro)]]</div>
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Kisii filter bucket]]</div>
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Arsenic filter]]</div>
|}- {|bordercolspan="15" cellspacingstyle="0background-color: black;" |
|-
|[[Image:iron filter icon.png|center|link=http://akvo.org/wiki/index.php/Iron_filter]]
|[[Image:Biosandfilter.png|center|100px|link=http://akvo.org/wiki/index.php/Concrete_Biosand_Filter]]
|-
|[[Image:iron filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Iron_filter]]|[[Image:charcoal filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Charcoal_filter_/_Activated_carbon]]|[[Image:CSP filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Ceramic_Silver_Pot_%28CSP%29_filter]]|[[Image:siphon2 small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Siphon_filter]]|[[Image:concrete biosand filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Concrete_Biosand_Filter]]
|-
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Iron filter]]</div>
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Siphon filter]]</div>
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Concrete Biosand Filter]]</div>
|}- {|bordercolspan="15" cellspacingstyle="0background-color: black;" |
|-
|[[Image:Icon_biosand.png|center|link=http://akvo.org/wiki/index.php/Slow_Sand_Filter]]
|[[Image:Chulli icon.png|center|link=http://akvo.org/wiki/index.php/Chulli_pasteurization]]
|-
|[[Image:slow sand filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Slow_Sand_Filter]]|[[Image:rapid sand filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Rapid_sand_/_gravity_filtration]]|[[Image:upflow roughing filter small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Upflow_roughing_filter]]|[[Image:chulli pasteurization small.jpg|center|150px130px|link=http://akvo.org/wiki/index.php/Chulli_pasteurization]]
|-
|<div class="center" style="width:auto; margin-left:auto; margin-right:auto;">[[Slow sand filter]]</div>
