Eshopps AEO19025 Hose for Aquarium Water Pump, 6-Feet Heavy wall bulkhead is molded of highest impact resistant PVC eliminating possibility of finding hidden cracks when filling aquarium Stock color is jet black to match acrylic tank backgrounds The exclusive Fit x Insert 90 degree elbow dramatically reduces wall clearance requirements Adapters; bulkheads; fittings; lifegard aquatics; plumbing