The moisture meter can quickly measure the moisture content of the grain. 1. Effectively prevent small shrimp and small fish from inhaling and prolong the life of the filter material in the filter. 2. The product is easy to use, simply place it in the appropriate pipeline and you can use it normally. 3. Dense holes and fine pores mean that even newborn fish and shrimp cannot be sucked into the filter. 4. Variable diameter stainless steel intubation and internal roughing treatment make the protective mesh more stable. 5. Professional design and scientific structure make this protective mesh an ideal replacement for old or damaged ones. . STEEL PREFILTER WITH MESH FOR PIPE 18MM SHRIMP Specification: Item Type: Aquarium Filter Cover Material: stainless steel rubber . STEEL PREFILTER WITH MESH FOR PIPE 18MM SHRIMP List of packages: 1 x aquarium netting . STEEL PREFILTER WITH MESH FOR PIPE 18MM SHRIMP Note: There may be an error of 0,5&＃8209;2 mm. Simply connect the filter cover to the filter pipe. . STEEL PREFILTER WITH MESH FOR PIPE 18MM SHRIMP