UTALIND 1 inch NPT Male Thread PVC Pipe End Cap, Blue Plastic Threaded Plug for Water Line, Drainage & Irrigation, 10Pack

["Precision Thread: Designed with standard NPT male thread , this plastic plug securely seals any 1-inch female NPT pipe end. It mates perfectly with water heaters, RV plumbing, irrigation lines, and drainage systems","Material： Crafted from PVC, this plug provides a reliable seal for both indoor plumbing and outdoor garden setups","Versatile Water Line & Drainage Solution: Use it as a water line end cap, a cleanout plug, or a heater drain stopper. Perfect for closing off sprinkler systems, pool lines, or washing machine drains. The 10-pack gives you spares for future repairs or multiple projects","Easy to Install: No special skills required. Apply thread seal tape (not included) onto the threaded cleanout plug , hand-start it into the female fitting, then tighten firmly with a wrench","Bright Blue for Easy Identification: The vivid blue color makes our plumbing adapter stand out from other fittings, so you can quickly locate it in your toolbox or identify closed lines in a complex piping system"]