"The bathroom was installed in the mid-70s. The previous care of the bathroom in the rental apartment is unknown. For 2 years I used Tilex's strongest mildew cleaner but recently it failed to do the"... (read full reviews)
"This worked VERY well and was only $6.
Used it to open my badly clogged shower drain. However,
1) I may have used more product than recommended on the instructions
2) After allowing it to sit for 20"... (read full reviews)