Tirtacupumanik (TCM)

Yayasan Tirta Indonesia Mandiri

Snapshot
Manufacturing & delivery
Performance & use
Research & standards
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Product description Brand name and product description

Tirta Cupumanik (TCM) are silver enhanced ceramic ‘pot’ water filters for household drinking water treatment manufactured in Indonesia based on the open source technology promoted by Potters for Peace.

Target region(s) Target region for distribution/implementation (listed by country if specified)

Indonesia

Distributors/implementing organizations Organization(s) distributing/deploying this product directly to communities/individuals?"

Manufacturer in partnership with the Ministry of Research & Technology has established a business unit responsible for marketing and distribution, individual sales.

Market suggested retail price Price per unit or service price per usage/terms (USD). Subsidies noted.

30 USD, bulk pricing available.

Competitive landscape Similar products available on the market. May not be a comprehensive listing.

Household water treatment methods and products available in local market.

SDG targeted United Nations Sustainable Development Goals (SDGs) targeted with this product/application/service

SDG #6: Clean water and sanitation

Target user(s) Target user/consumer base (country, income segment)

Individuals, households

Manufacturing/building method(s) Detail regarding solution production or construction method (instructions, mass production capacity, custom made,etc...)

Locally sourced clay and risk husks are processed, mixed with water, pressed into the filter shape and fired to a ceramic state, flow rate tested to ensure production consistency and coated with silver nitrate solution.

Product Intellectual Property Open source/IP protected (note patent)/trade secret/other?

Open source

User Provision Model Where can the product be purchased/acquired by end users?

Market based sales, NGOs, other organizations and institutions.

Distribution to date Number of units that have been deployed, downloads or users to date

Unknown

Fields marked are sourced values that have been evaluated by the manufacturer or a third party, all others are design specifications.

Filter materials

Filters are manufactured with clay, rice husk, silver nitrate.

Dirty water volume

9 L

Bacteria removed (logarithmic scale)

2 log

Turbidity (NTU)

99% removal

Safe water storage capacity (L)

Depends on size of receptacle, ~6 liters

Number of spigots

Filter lifespan (years)

Lifespan is approximately 2-3 years depending on influent water quality.

Filter design capacity

~35,000 liters

Average flow rate per hour

1–3.5 liters per hour when full

Average flow rate per day

10-35 Liters, depending on pattern of use

Maintenance Schedule

How often/when should maintenance be performed?

When the filtration rate reduces it can be cleaned up with a scrub pad and water, but soap should not be used.

Chemical residual

There is a potential for silver in filtered water, below secondary guideline values of 0.1 mg/L

End of life indicator (yes/no)

Replace filter if it breaks, there are visible cracks or chips, or filtration rate does not rejuvenate to a satisfactory rate after scrubbing.

Design specifications Component and Operation overview including power, portability, facility requirements, preventative maintenance and user training requirements

Specifications: Height: 48 cm; upper diameter: 35 cm; unit weight: ~8 kg. Flow rate 1-3.5 liters per hour.

Product schematics Design and assembly illustrations

Unavailable

Technical support Technical support provided by

To rejuvenate flow rate when filters clog, users scrub ceramic filtering element with a brush.

Replacement components Availability of replacement components (in-country, by order,...)

Available in country: tap for dispensing water, safe storage container, ceramic filtering element.

Lifecycle Disposal and warranty

2-3 years depending on turbidity of source water

Manufacturer specified performance targets Designer / Manufacturer specified targets

Performance targets: 2 log reduction in bacteria, and to some extent reduces iron and manganese content in the water.

Vetted performance Findings of manufacturer evaluations or independent testing centers

Unknown

Testing organizations Independent lab, academic research centers, etc.

Filters are tested at a local accredited laboratory for physical, chemical and bacteriological characteristics.

Safety Potential hazards / risks related to operation of this product

Unknown

Complementary technical systems Performance of this product is improved with another technology (eg. Cookstoves and Wind-blocking skirts)

Pre-filter or settle very turbid water (> 5NTU).

Academic research Academic research related to the product (e.g. published papers in peer-reviewed journals)

None

Compliance with regulations Product certifications and standards referenced by designer/manufacturer

Currently household water treatment technologies are not regulated in Indonesia.

Evaluation methods Evaluation methods/protocols/guidelines referenced by designer or manufacturer.

Factory carries out quality control evaluations and water quality is tested at a local accredited laboratory.

Other information

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Tirtacupumanik (TCM)

Yayasan Tirta Indonesia Mandiri

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