Boardwalk Non-Para Urinal Screen with Cleaner Block deodorizes, cleans, & prevents scale build-up within the urinal. Every flush of the urinal tints the water blue so the water is noticeably treated. The pleasant, scented block eliminates odors & helps to maintain drain lines by fighting bacteria growth. The flexible plastic screen traps debris to further protect the drain. Long-lasting, lasts up to 1,500 flushes. Deodorizer Type: Urinal Block; Scent: Apple; Capacity (Weight): 3.25 oz; Color(s): Blue; White.