The BioSand Bag Filter Company is dedicated to becoming the leading supplier of green, affordable filters in the global effort to combat the world's water crisis. Our principals brought over 40 years of experience in the water/waste-water treatment niche into the development of our patented prduct. The BioSand Bag Filter Comany works in partnership with suppliers of our component parts and with shipping companies to reduce costs by sourcing parts locally. Attention to cost and simplicity is important - the P3 was developed to address needs at the tribal/village level in remote and rural areas. The P3 can successfully address those needs and many more.