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Made of 100% pure paradichlorobenzene and Big D® deodorants. Para is the classic, highly effective and economical deodorizer. Air-soluble, so perfo...
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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-f...
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The BIG D® DYNA-SCREEN is the Para-free urinal screen containing a DYNA-BLOCK. Unaffected by flushing, it is completely air-soluble and will last 7...
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