Benefits of conventional plumbing unions PLUS the added security of Buna O-rings. Schedule 40 PVC Union Fittings w/ Buna O-ring Seal feature Buna O-rings designed to last longer and provide a better seal than conventional union O-rings. High-quality plumbing unions allow you to safely disconnect rigid plumbing lines from the main line whenever your plumbing installation requires attention. Slip socket x slip socket fitting.
Aquarium Plumbing Tip
Employ multiple Schedule 40 PVC Union Fittings w/ Buna O-ring Seal at strategic locations to enjoy greater flexibility and time saving benefits when servicing aquarium-plumbing lines.
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