BioD-SiltCheckTM coir siltcheck is a US patented product (# 7,029,208). It consists of a coir fiber roll with attached upstream and downstream filter aprons. Coir fiber roll filters sediment as well as reduces the speed of flowing water, and the filter aprons will trap sediment. BioD-SiltCheckTM is available in 9 in. x 15 ft. and 12 in. x 15 ft. roll sizes.
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