Double Threaded Bulkhead - Black 1" (1.75" Hole Size) by Lifegard Aquatics

Product Description Lifegard Aquatics Double Threaded Bulkheads are constructed of the highest impact-resistant PVC. It eliminates the possibility of finding hidden cracks when filling the aquarium. Threaded on the inside and outside and are all FPT Bulkhead Bulkhead has inner threaded fittings on both ends Jet black color to blend in with the back wall of the aquarium Bulkhead fittings are used for attaching filters, pumps, protein skimmers and other devices to either an acrylic aquarium or reservoir using standard PVC fittings.To install, drill the appropriate size hole where you want the bulkhead located and install the bulkhead with the gasket between the tank and the bulkhead flange. Hand-tighten only, then one quarter turn to seal.Specifications:1" FPT: Requires 1-3/4" Diameter Hole Product Benefits Ingredients Suggestions Special Note Warnings DisclaimerPeta2z.com offers nationally branded products that are produced according to manufacturing standards set by regulators at everyday low prices. Do not use unproven, unbranded products, which can pose serious risks to your health.