DYMAX Filter Inlet StrainerThe IQ inlet strainer is made of high quality stainless steel material with black anode finishing that works extremely well against corrosion and rust. Apart from preventing very small fish and shrimps from being sucked into the filter inlet, the strainer also serves the purpose of helping to avoid or trap particles and debris from flowing into the filter causing a blockage to the filtration system of the aquarium. This product is extremely easy to