Flat Plug 1.5In NPT | CMP | FlatPlug1.5NPT | (Fits 1.5In NPT Openings)

The CMP 1.5In NPT Flat Plug, Gray helps you quickly seal off 1.5-inch NPT openings in pool plumbing, keeping water where it belongs and simplifying seasonal maintenance. Built for durability, the flush-fitting flat cap minimizes snag points on pool equipment while delivering a reliable seal that reduces leaks during cleaning, backwashing, or winterization.

• 1.5" NPT thread size fits standard pool plumbing and fittings
• Flat cap design provides a flush installation that won’t catch on skimmers or hoses
• Gray color blends with most pool equipment for a discreet look
• Durable, corrosion-resistant plastic stands up to chlorine and UV exposure
• Tool-free hand-tighten installation for quick, secure sealing

Whether you’re sealing an unused line, preparing equipment for off-season storage, or performing routine maintenance, this CMP plug offers dependable performance when you need it most. Ideal for pool technicians and DIY pool owners who want a straightforward, reliable solution for leak prevention and easier maintenance.

Add to cart today to simplify your pool upkeep.