Premium All Copper Manual Press Delay Flush valves ensures strong erosion resistance and water saving timed flushing for efficient bathroom fixtures Suitable for residential bathrooms, commercial restrooms, and public facilities requiring accessible, maintenance friendly sanitary equipment Optimizes water efficiency in high usage environment like apartment complexes, restaurants, and buildings with strong brass construction guide without brass cores withstands extreme humidity and frequent use, leak proof for floor mounted or wall mounted toilet systems Unique delay mechanism maintains stable water flows post initiation, while ergonomic press designs simplifies operate across various toilet arrangement, Manufacturer: ZYKEJJDDAK