Thickened formula with 9.25% hydrochloric acid clings to vertical surfaces for a more thorough clean. Quickly removes build-up of rust, lime and uric acid in toilet bowls. Disinfects bacteria and viruses after one minute of contact.
Big D Industries Extra Duty Urinal Screen with Non-Para Block
BIG D® EXTRA DUTY URINAL SCREENS WITH NON-PARA BLOCK clean and deodorize with every flush while protecting the drain from debris. Blocks are acid-free and water-soluble. Lasts up to 30 days
Fresh Products ParaZyme Urinal Blocks
Contains billions of beneficial bacteria that release enzymes to destroy odors at their source. Enzymatic para deodorizer is effective for up to 30 days. Individually wrapped blocks.