BGD Toilet Bowl Rim Hanger, 1,000 Flushes -Evergreen with Enzymes (12ct)
It cleans and deodorizes with every flush.
It contains quat, won't clog drains and is totally water soluble and biodegradable.
Contains no acids or paradichlorobenzene.
The compound inside gradually dissolves - when it is gone and no longer colors the water, it is time to replace.
12 per Box