How Long Does It Take Bleach to Kill Mold

Bleach will start killing mold on contact and you should see a difference in just a few minutes. However, it can take anywhere from thirty minutes to several hours for it to completely disappear. In some cases, you may need to clean the area a few times.

Does bleach kill mold permanently?

Bleach Is Not An Effective Mold Removal Solution! This is particularly true when you encounter mold removal contractors that recommend that mold can be simply killed. The problem with this approach is that it is not a permanent solution to a mold problem.

Will mold come back after bleach?

In most cases, “a background level of mold spores will remain” after the application of bleach. “Bleach only kills surface mold, not the membrane underneath,” according to ServiceMaster. “That means the mold will grow back.

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.

Share this article
Twitter Facebook Pinterest