Restore your CrossWave Edge All-In-One Vacuum Cleaner to peak performance with this essential replacement dirty tank assembly. Specifically engineered for compatibility with models 4111A and 4111, this component is crucial for maintaining effective cleaning operations. The tank serves as a vital part of your vacuum's filtration system, efficiently collecting and containing dirty water and debris during use. Installation is straightforward, requiring no special tools or modifications - simply attach it to your compatible CrossWave unit and resume cleaning. This precision-engineered replacement part ensures proper sealing and functionality, helping maintain optimal suction power. When your original tank shows signs of wear or damage, this replacement component will help get your vacuum back to its optimal cleaning capability.