Mold & Mildew Q&A

Question 1

Does this damage grout?We used to use 3% hydrogen peroxide to bleach our grout, and it basically ate the grout away. Will this product do the same thing, only slower? Or does it not dissolve grout? View answer

Asked 2 ´years ago

Question 2

Is this appropriate for bathroom walls and does it do its job under a second coat of paint (in the color we'd like to paint the room? View answer

Asked 11 ´months ago

Question 3

Can this be used on carpet, in air ducts, or walls? View answer

Asked 1 ´month ago | Core Products, HydrOxi Pro Concentrate 128 Cleaner

Question 4

Are there any surfaces or fixture types this should not be used on, for example, the painted brass faucets and handles etc? View answer

Asked 6 ´years ago

Question 5

where is the lab that you do the testing located, and how do I pay the $40.00 lab fee? View answer

Asked 4 ´years ago

Question 6

Do I need to leave the petri dish in the test area for the full 48hr incubation time? View answer

Asked 4 ´years ago

Question 7

Can I use this product to wash clothing and in dishwasher? If so, what ratio do you recommend for each? Thank you. View answer

Asked 2 ´years ago

Question 8

Why can't this product be used in California? View answer

Asked 6 ´years ago

Question 9

Can u use hydroxi pro in your ear? View answer

Asked 2 ´years ago

Question 10

Can we use it on marble flooring? Do we need to seal the marble first and what should we seal the marble with? View answer

Asked 6 ´years ago

Question 11

Since an ingredient list is not provided how can we trust this product is non toxic? View answer

Asked 6 ´years ago

Question 12

Can Core Hydroxi Pro concentrate be used to pressure wash tile for mold /mildew removal? View answer

Asked 1 ´year ago

Question 13

The only ingredients I've seen are vegetable potash and olive oil. Does it contain palm oil or compounds derived from palm oil? View answer

Asked 6 ´years ago

Question 14

Will it remove film left after grouting that wasn't cleaned properly? View answer

Asked 2 ´years ago

Question 15

How much is delivery cost for 32 oz ? View answer

Asked 1 ´year ago

Question 16

Can this be used on painted walls? We are looking to wipe down all surfaces after our home has mold remediation in crawl space. View answer

Asked 6 ´years ago

Question 17

Can this be used on butcher block for cleaning ? View answer

Asked 4 ´years ago

Question 18

Can HydrOxi Pro Concentrated Cleaner be used on enamel bathtub? View answer

Asked 2 ´years ago

Question 19

Can Blissfully Clean be used to clean the inside of an oven? View answer

Asked 6 ´years ago

Question 20

How long does the peroxide need to sit wet on a surface in order to disinfect? I've read 12 minutes, however no mention of this in the description. View answer

Asked 6 ´years ago

Question 21

Can I test more that one room/area per kit? View answer

Asked 5 ´years ago

Question 22

How much paint comes in the sample View answer

Asked 1 ´month ago | Caliwel Industrial Mold and Mildew Inhibitor

Question 23

Should you test every room? View answer

Asked 5 ´years ago

Question 24

My petri plate grew a little mold is that normal? View answer

Asked 4 ´years ago

Question 25

Do you have to keep the house closed up for a prescribed amount of time before the non-HVAC air collection? If so, how long? And does it indicate concentration (whether it's a normal amount or a water-damage-amount)? Is it the same as air-sampling? Do you have discounts for multiple kits? If so is the $40 analysis fee per sample or for whatever you send in one envelope? Thanks! View answer

Asked 9 ´months ago

Question 26

CAN IT BE SPRAYED ON SUBFLOOR? View answer

Asked 10 ´months ago

Question 27

IS IT CLEAR? View answer

Asked 10 ´months ago

Question 28

Use on forbo bathroom floors View answer

Asked 1 ´month ago

Question 29

Is it EPA approved? View answer

Asked 2 ´years ago

Question 30

Can this product be used on a stone sidewalk outside (eventual runoff from rain will likely end up in grass/dirt.)? View answer

Asked 1 ´year ago

Question 31

On the label it really doesn't mention for tile or soap scum. Can you tell me if this would work? View answer

Asked 4 ´years ago

Question 32

Is this product safe for septic systems? View answer

Asked 3 ´years ago

Question 33

Best cleaner for exterior brick column that has mold/mildew from years of neglect? We use a lot of your products, but I'm not sure what would work on EXTERIOR MASONRY. Everyone else says bleach and you know I'm not going there ;- ). Also, anything that might work for concrete driveway when power washing doesn't quite get it all? Thanks! View answer

Asked 6 ´years ago

Question 34

Can I use on carpet? View answer

Asked 4 ´years ago

Question 35

Can product be used to clean 20 year old barrel tile roof to remove algae, mildew & mold, with no scrubbing needed? Roof was cleaned in 2017 with chlorine which damaged the tiles. Home is in Ft. Lauderdale, FL. View answer

Asked 5 ´years ago

Question 36

Can I use this to clean concrete before applying your AFM SafeCoat, Concrete Floor Paint? View answer

Asked 5 ´years ago

Question 37

After the petri dish sets for one hour, what will the gel look like? View answer

Asked 5 ´years ago

Question 38

will this tell me what kind of mold it is? View answer

Asked 4 ´years ago

Question 39

Hello! Is this product color fast to use on soft surfaces? We are needing to mist those surfaces in rental properties to kill virus and germs! Thank you for your time! View answer

Asked 6 ´years ago

Question 40

I was optimistic about this product, but have not had much success with cleaning stains and burned grease off a glass stove. I have scrubbed multiple times, even with steel wool and it's barely making a dent. Any suggestions? View answer

Asked 3 ´years ago

Question 41

Hello! Love this product. Wondering if the unscented formula has changed; it smells faintly of soap; not unpleasant at all, but different than other times I purchased it. Also included in this order, besides the green cleaning cloth, is another smaller green shiny cleaning cloth - wondering how this can be used? Thanks! View answer

Asked 4 ´years ago

Question 42

Will you ship to Canada? View answer

Asked 5 ´years ago

Question 43

Can this be used on Leather saddles & harness? View answer

Asked 3 ´years ago

Question 44

A tile installer installed tile but left the floor with excess dirt and grout. It needs to be cleaned prior to treating with your sealer. Is the cleaner a good product for this job? View answer

Asked 2 ´years ago

Question 45

Can I leave this on longer? I did it for 10 minutes, then scrubbed with brush 3 times with some stains remaining. ( diluting 1 part to 5 parts water) Thanks View answer

Asked 6 ´years ago

Question 46

will this detect mold between the walls? View answer

Asked 4 ´years ago

Question 47

What type of clay is used? Is it kaolin? View answer

Asked 5 ´years ago

Question 48

What is the sponge made of that comes with the cleaner? View answer

Asked 4 ´years ago

Question 49

This product sounds great. I have an allergy to orange and am scent sensitive though and am nervous the scent might cause me issues. Does the orange scent linger? Is there an orange scent, I should ask first? Thanks! View answer

Asked 4 ´years ago

Question 50

How do I dilute hydroxi pro with water. How much of each do I use? View answer

Asked 6 ´years ago

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