Vacuum cleaners play a key role in keeping modern homes clean, hygienic and streak free, and a reliable water tank is essential to maintain that performance. This replacement window machine water tank ensures your Karcher WV1 window vacuum continues to deliver powerful, consistent suction for spotless windows and smooth daily cleaning. The replacement water tank and related spare parts are made of durable, environmentally friendly materials that resist cracking, leaking and everyday wear. High‑quality plastics help reduce waste and the need for frequent replacements, offering a more sustainable option while keeping your Karcher WV1 window vacuum running in top condition. Each replacement water tank is finely crafted with precise dimensions and robust seals, ensuring high compatibility with the original Karcher WV1 window vacuum cleaner. The accurate fit allows for easy installation, secure attachment and leak‑free operation, so your window vacuum maintains its original performance and handling comfort. Replacing worn or accessories like the water tank can restore the full efficiency of your window vacuum cleaner and significantly extend its overall lifespan. By fitting this compatible 4.633-122.0 spare part, you help protect the motor, maintain optimal suction and avoid costly repairs or early replacement of the entire unit. Regularly cleaning and maintaining the water tank ensures streak‑free results and prevents unpleasant odors or residue build‑up inside your window machine. This compatible replacement tank for the Karcher WV1 window vacuum is easy to remove, rinse and reinstall, helping you keep the whole system fresh, hygienic and ready for everyday use. Product Information: Name: WV1 WV2 Wastewater Tank Material: PE Plastic Part number: 4.633-122.0/5.633-171.0 Color: Translucent White Pa