Agriculture
January 11, 2024
Berkey Ceramic Filters
Read SolutionImplemented by
New Millennium Concepts, Ltd
Product Description
Olyset Net: A long lasting insecticidal net (LLIN) using hybrid polymer and controlled insecticide release technology to repel, kill, and prevent mosquitos from biting for up to five years.
Target SDGs
SDG 3: Good Health and Well-Being
Target Users (Target Impact Group)
NGOs
Distributors / Implementing Organizations
NGOsĀ purchase the nets and distribute them, along with the nets being sold atĀ local supermarketsĀ in Africa.
Competitive Landscape
Direct competitors include PermaNet 2.0 and Interceptor.
Regions
East Africa, South Asia
Countries
India
Manufacturing/Building Method
Mass manufacturedĀ in Africa
Intellectural Property Type
Patent
User Provision Model
Olyset Nets are available for purchase in allĀ leading supermarkets in Kenya. NGOs also distribute the nets.
Distributions to Date Status
30 million netsĀ produced per year
Bursting Strength (kPa)
350
Denier
189 + 15%
Expected lifespan (months, washes)
60, >20
Insecticide content (g/kg)
20 + 3
Insecticide(s) used
Permethrin
Mesh (holes/cm^2)
8.7
Protection from insect entry (yes/no)
Yes
Retreatment required? (frequency)
No
Design Specifications
Liquid permethrin is slowly releasedĀ into the polyethylene fibers of the net over a course of 3 years.
> 150 denierĀ content Controlled release technology Washable Odorless
Olyset Nets come in 3 sizes: Rectangular, Rectangular (Special Size), Conical, and Hammock Cover. See detailed sizing information in the picture below.
Technical Support
N/A
Replacement Components
Holes can be patched with local materials, although the insecticide will no longer be present on that spot.
Lifecycle
Expected to lastĀ 5 years, while some studies show it often lasts 7 years.
Manufacturer Specified Performance Parameters
5 year durabilityĀ with consistent results. Repels, knocks down, and kills mosquitoes for longer than traditional ITNs.
Vetted Performance Status
Testing resultsĀ from the National Institute of Malaria Research.
Safety
Unknown
Complementary Technical Systems
Unknown
Academic Research and References
N’Guessan, R., et al.,Ā Olyset Net efficacy against pyrethroid-resistant Anopheles gambiae and Culex quinquefasciatus after 3 years’ field use in Cote d’Ivoire. Medical and Veterinary Entomology. 2001 Mar;15(1):97-104.
Sharma, S.K., et al.,Ā Wash resistance and bioefficacy of Lyset Net — a long-lasting insecticide-treated mosquito net against malaria vectors and nontarget houshold pests. Journal of Medical Entomology. 2006 Sep 1;43(5):884-888.
Tami, A., et al.,Ā Evaluation of Lyset insecticide-treated nets distributed seven years previously in Tanzania. Malaria Journal. 2004 Jun 29;3(19):1-9.
Jeyalakshmi, T., Shanmugasundaram, R., Balakrishna Murthy, P.,Ā Comparative efficacy and persistency of permethrin in Olyset Net and conventionally treated net against Aedes aegypti and Anopheles stephensi. Journal of the American Mosquito Control Association. 2006;22(1):107-110.
Sharma, S.K., et al.,Ā Field evaluation of Olyset Nets: a long-lasting insecticidal net against malaria vectors Anopheles culicifacies and Anopheles fluviatilis in a hyperendemic tribal area of Orissa, India. Journal of Medical Entomology. 2009 Mar 1;46(2):342-350.
āAgainst Malaria: Where Do We Buy Our Nets?ā The Against Malaria Foundation, 2020.
Compliance with regulations
Olyset Nets have passed theĀ >20 washes testĀ required by the World Health Organization to be disgnated an LLIN.
ConsultĀ Evaluation MethodsĀ for a list of ISO fulfillments during product testing.
Evaluation methods
Field tests showed dramatic reduction in number of mosquitoes caught, and estimate the Olyset Nets to be guaranteed for at least 5 years.
Other Information
Detailed reportĀ on economic impact of local Olyset Net manufacturing facility
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