Safi Water Filters
Safi Water Treatment Solutions
Safi Water Filters are ceramic filters designed for households and community purposes in 2 size models.
Safi Water Filters are tabletop ceramic filters that come in two size ranges, the T9 Family Water Filter with a capacity of 18 liters suitable for a family and the T20 Group Water Filter with a capacity of 40 liters ideal for large families, clinics, offices, etc. These filters treat and store the water safely until consumption. This product has been discontinued as of 2020.
This product is mainly distributed in Malawi. However, it is also exported to Zimbabwe, Ethiopia, Sudan, Somalia, and Afghanistan.
Safi Water Treatment Solutions
Goal 6: Clean water and sanitation
Households and small group communities
The product is locally manufactured in bulk in Malawi by Safi Water Treatment Solutions.
Users can obtain the product by contacting Safi Water Treatment Solutions.
Description of the type of ceramic filter (pot, candle, or disk)
What primary material is used (ceramic, mud, clay etc.)?
Additional materials added to improve disinfection
Manufacturer-specified flow rate (L/hr)
Laboratory-evaluated log scale removal rate of bacteria
Laboratory-evaluated log scale removal rate of viruses
Laboratory-evaluated log scale removal rate of protozoa
Reduction levels of heavy metals and/or arsenic through this treatment system
Manufacturer-specified maximum level of inlet turbidity (NTU)
Range or value of outlet turbidity levels (NTU)
How often/when should maintenance be performed?
What is the total number of liters that is recommended can be filtered?
Is there safe water storage integrated into this product?
The filter consists of two chambers, one for pouring feed water and another for collecting filtered water. The T9 model has the capacity to hold 9 L of safe drinking water where as T2o has 20 L of safe drinking storage capacity. For the filtration, water is poured into the upper container and allowed to rest 3-5 hours as the flow rate is 1.5- 2.5 L per hour. The water then passes through the uniform pore sized ceramic candle and is collected in bottom shelve of water container.
None available, this product is discontinued.
Replaceable components include the ceramic candle filter.
This filter was designed to reduce bacteria by 99% and store the filtered water in a sealed container.
Testing performed by the National Microbiology Reference determined a safe reduction in coliform contamination and did not show regrowth of bacterial colony in safe storage water.
National Microbiology Reference Laboratory in Malawi.
No known safety hazards are related to this product.
Fewtrell, L et al., 2017, A re-assessment of the safety of silver in household water treatment: rapid systematic review of mammalian in vivo genotoxicity studies, Environmental Health, 16(1), p.66.
Chaudhuri, M et al., 1994, Performance evaluation of ceramic filter candles, Journal of Environmental Engineering, 120(6), pp.1646-1651.
Oyanedel et al., 2008, Sustainable colloidal-silver-impregnated ceramic filter for point-of-use water treatment, Environmental science & technology, 42(3), pp.927-933.
Butkus, M.A et al., 2003, The efficacy of silver as a bactericidal agent: advantages, limitations and considerations for future use, Journal of Water Supply: Research and Technology—AQUA, 52(6), pp.407-416.
The product is certified by the Ministry of Health, Malawi, and complies with the Malawi Bureau of Standards for drinking water.
The product is evaluated for removal of turbidity and bacteria in a certified laboratory, the National Microbiology Reference Laboratory. The product is also tested as a Household Water Treatment and Safe Storage (HWTS) solution.
In context photographs (0)
You can use the form below to contribute a photo of this product.
In context files & documents (0)
Feedback from users, customers & distributors
Please let us know your experience in using this product through comments below.