Precise Thread Fit: These female thread pipe fitting caps perfectly fit standard 55mm-56mm external thread pipes. The waste pipe cover design ensures secure sealing for various plumbing needs. Always verify your pipe's external diameter before purchase. Durable Material: Made from high grade material, these blanking cap for washing machine resist corrosion and withstand long-term use. The plumbing fittings blanking caps material maintains integrity even with frequent water exposure. Simple Screw-On Installation: Each female blanking stop cap includes sealing rubber rings for quick installation. Just align and tighten the plumbing end caps, no special tools or plumbing skills required. Reliable Watertight Seal: The washing machine drain hose seal design prevents leaks in Washing machine connections, Kitchen sink drains, Outdoor water pipes, Garden plumbing. Complete Package: This set contains 2 rainwater pipe caps and 2 sealing rings, everything needed for most standard blanking applications around your home., Manufacturer: Koprek