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How to filter household well water in rural areas without filters? The underground water well filtration system in rural areas is natural,The water has been filtered through the sand layer to raise fish well.There are customs in the countryside,To remove water and dirt,Squid is often placed in the water.Fish and water are clean.At present, China's industry is developing rapidly,Increased water pollution,Tap water and groundwater in many cities have become invisible killers.It's very good that you realize that,Precipitation does not purify the water quality. it is not muddy water that can be clarified,Or with a filter,Contact me if needed!Send you one Physical precipitation,Chemical reagents can also be added.1. build a small cement pool deeper,At the bottom of the water outlet faucet 2, shop two layers of mesh at the bottom of the pool,A slightly larger stone on the screen,Lay another layer of yarn net 2. lay a slightly smaller stone on the screen net,Lay another layer of mesh 3. lay a layer of coarse sand o