Besides the wealth of information available on this site, BioSandFilter.org offers a number of products and services related to bio-sand filtration. These include ready-to-use round metal moulds needed to construct concrete sand filters. In addition, a number of consultancy and training services are available aimed at helping organisations start up their own bio sand filter projects.
All sand filter products are supplied through BushProof, a humanitarian company registered in the UK and Madagascar. Note that, BushProof is also able to offer additional humanitarian products and consultancy services in the water and sanitation sector, both in relief and development settings. More details can be found on the BushProof website.