Flowcolour Socket DIN Ribbed Flexi Hose is a durable flexible PVC hose designed for reliable water transfer and plumbing in aquarium filtration systems, marine aquariums, and aquaculture setups. Featuring a ribbed construction for enhanced flexibility and strength, this hose allows easy installation around tight spaces while maintaining consistent water flow. The integrated DIN socket connection ensures secure compatibility with DIN-standard PVC fittings, pumps, and aquarium plumbing components. Ideal for sump systems, return lines, and filtration connections in both freshwater and saltwater aquariums, Flowcolour Socket DIN Ribbed Flexi Hose provides a dependable and versatile solution for custom aquarium plumbing and water circulation systems.