Replacement O-rings for Unger's HydroPower Ultra pure water window cleaning system. This 5-pack of durable rubber rings creates a secure, water-tight seal at system connections, including the Water Out Connection, to prevent leaks and maintain consistent water flow.

• 5 rings per pack
• Tool-free installation
• Maintains a leak-free seal for streak-free results

Fits Unger HydroPower Ultra pure water systems.