MAINTENANCE
Black Diamond Union Adaptor
Heavy Duty
Leak-Proof Design
Quick-Connect
UV Resistant
The Black Diamond Union Adaptor provides a secure, watertight bridge between your pool equipment and plumbing lines. It simplifies system maintenance by allowing for quick disconnection of pumps or filters without cutting pipes.
Why You'll Love It
- Tool-Free Access — Easily hand-tighten or loosen connections for seasonal maintenance.
- Robust Construction — High-impact PVC maintains integrity under high pressure.
- Precision Sealing — Designed to house internal O-rings that prevent air leaks and priming issues.
- True Union Versatility — Simplifies equipment replacement by providing a standardized fit.
Best For
- Pool pump inlet and outlet ports
- Filter manifold connections
- Salt cell plumbing transitions
- Heater bypass installations
Quick Tips
- Ensure pipe ends are clean and deburred before solvent welding the adaptor base.
- Apply a thin layer of silicone-based lubricant to the O-ring to ensure a perfect seal.
- Tighten the union nut firmly by hand; avoid using heavy wrenches that can crack the plastic.
- Inspect the internal gasket annually for signs of flattening or dry rot.
Key Features
Deep Socket Sch 40
O-Ring Sealing
Corrosion-Proof
Textured Grip Nut
Self-Aligning
Fit & Compatibility
FitsStandard 1.5" or 2" PVC Pipes
Pool TypeIn-ground and Above-ground
MaterialHeavy Duty PVC / ABS Composite
Use WithPumps, Filters, and Chlorinators
Care & Storage
- Rinse with fresh water after use.
- Let dry fully before storing.
- Store out of direct sun for longer life.
- Replace worn parts as needed.
PRO TIP
Never use petroleum-based jelly (like Vaseline) on the union O-rings, as it will cause the rubber to swell and degrade; always use a dedicated pool-grade silicone lubricant.
Always follow label directions and safety guidance. Keep pool chemicals and accessories stored safely and out of reach of children.
