Concrete & Masonry Sealers Q&A

Question 1

Partywall w/ cig smoker, basement smell is bad. What to use as vapor barrier on basement walls,floorboards,joists? View answer

Asked 3 ´days ago | AFM SafeCoat, DynoSeal, 1-Gallon

Question 2

Will this seal marble shower tile? View answer

Asked 27 ´days ago | AFM SafeCoat, Grout Sealer, 1-Quart

Question 3

Will AFM Grout Sealer cause white sand grout to turn yellow over time? View answer

Asked 28 ´days ago | AFM SafeCoat, Grout Sealer, 1-Quart

Question 4

Would the satin finish give a wet look to slate tile? View answer

Asked 1 ´month ago | AFM SafeCoat, MexeSeal

Question 5

Natural Stone Uses View answer

Asked 1 ´month ago | Green Building Supply, Penetrating Concrete Sealer

Question 6

Natural Stone Uses View answer

Asked 1 ´month ago | Green Building Supply, Penetrating Concrete Sealer

Question 7

Does AFM SafeCoat Concrete Floor Paint offer an eco-friendly solution? View answer

Asked 1 ´month ago | AFM SafeCoat, Concrete Floor Paint

Question 8

Does the AFM Concrete Floor Paint have any certifications? View answer

Asked 1 ´month ago | AFM SafeCoat, Concrete Floor Paint

Question 9

Should AFM SafeCoat Concrete Floor Paint be tested prior to application? View answer

Asked 1 ´month ago | AFM SafeCoat, Concrete Floor Paint

Question 10

Is this paint safe for people with chemical sensitivities? View answer

Asked 1 ´month ago | AFM SafeCoat, Concrete Floor Paint

Question 11

Maintenance / Cleaning / Steam View answer

Asked 1 ´month ago | Green Building Supply, Penetrating Concrete Sealer

Question 12

Can I add paint safe glitter to this paint? View answer

Asked 1 ´month ago | AFM SafeCoat, Concrete Floor Paint

Question 13

Is this product recommended for sealing a garage floor? View answer

Asked 3 ´months ago

Question 14

What is the perm rating for this paint? View answer

Asked 3 ´months ago | AFM SafeCoat, Concrete Floor Paint

Question 15

Can DynoSeal be applies to painted drywall in a bathroom ceiling? Also, can it be painted over? View answer

Asked 3 ´months ago | AFM SafeCoat, DynoSeal, 1-Gallon

Question 16

PFAS question View answer

Asked 3 ´months ago | Green Building Supply, Penetrating Gloss Sealer

Question 17

Is this product suitable for raw natural unsealed saltillo tile? View answer

Asked 4 ´months ago | AFM SafeCoat, MexeSeal

Question 18

Can this sealer be used after acid staining or after a waterborne acrylic stain (such as Smith's Color Floor)? View answer

Asked 5 ´months ago | Green Building Supply, Penetrating Concrete Sealer

Question 19

exterior concrete slap patio View answer

Asked 5 ´months ago

Question 20

How many coats should I apply on raw concrete floors? View answer

Asked 6 ´months ago | AFM SafeCoat, MexeSeal

Question 21

Can this be used on un polished Travertine tile? View answer

Asked 8 ´months ago | AFM SafeCoat, MexeSeal

Question 22

Is this appropriate for use on HONED marble? (mosaic floors) View answer

Asked 9 ´months ago | AFM SafeCoat, MexeSeal

Question 23

How does salt affect the performance of this concrete floor sealer? View answer

Asked 9 ´months ago | Green Building Supply, Penetrating Concrete Sealer

Question 24

Is it possible to reapply this GBS concrete floor sealer after 15 years? View answer

Asked 9 ´months ago | Green Building Supply, Penetrating Concrete Sealer

Question 25

Can you apply Caliwel to the rubble walls of a small crawl space? (or other recommendations for Radon, moisture, mold) View answer

Asked 9 ´months ago | AFM SafeCoat, DynoSeal, 1-Gallon

Question 26

How frequently should the Green Building Supply, Penetrating Concrete Sealer be reapplied to a brick entryway? View answer

Asked 9 ´months ago | Green Building Supply, Penetrating Concrete Sealer

Question 27

I need a no or low VOC sealer for new tile View answer

Asked 9 ´months ago | Green Building Supply, Penetrating Concrete Sealer

Question 28

Where could I find a list of ingredients for this product? View answer

Asked 10 ´months ago

Question 29

Where could I find a list of ingredients for this product? View answer

Asked 10 ´months ago

Question 30

Can this be applied/ put directly on top of silicone? View answer

Asked 1 ´year ago

Question 31

Can this be used over your penetrating concrete sealer, and if so, how long do we wait after applying the sealer? View answer

Asked 1 ´year ago

Question 32

I'd like to set 6x6 western red cedar posts 3 feet into the ground. I'll fill the 3-feet hole with gravel and concrete. If I coat the below-ground part of the 6x6 post, would dynoseal be effective in keeping moisture away even if the posts are encased in concrete? View answer

Asked 1 ´year ago

Question 33

I want to clear seal pine tongue and groove paneling that will be used for our vaulted ceiling and some walls. Is this an appropriate product to use? View answer

Asked 1 ´year ago

Question 34

Can this be used outdoors on a front entrance concrete slab or on a concrete patio? View answer

Asked 1 ´year ago

Question 35

Paint swatches? View answer

Asked 1 ´year ago

Question 36

I have a cinder block basement wall that has some wear, tear and crumbly joints. Which is the best sealant to use? Can the AFM Penetrating WaterStop be painted over? View answer

Asked 1 ´year ago

Question 37

Does the concrete paint have a granular texture. I read that paint on concrete can be slippery unless a sandy component is present.? View answer

Asked 1 ´year ago

Question 38

It says surface should be dry and clean. What would you use to clean 1) concrete (just soap and water or does it need to be acid etched?), 2) outside green mildew on foundation stucco siding (bleach or power wash or both?) thanks View answer

Asked 1 ´year ago

Question 39

We are pulling up the carpet in our basement and the concrete floor was painted. Which color of this paint looks most like grey concrete? I'd like it to look like the original concrete floor. There are so many color choices! Thanks! View answer

Asked 1 ´year ago

Question 40

Can a self-leveler be used after this sealer is applied? View answer

Asked 1 ´year ago

Question 41

Can this be applied over black mastic? View answer

Asked 1 ´year ago

Question 42

Does this work well on Travertine? Is it PFAS free? View answer

Asked 1 ´year ago

Question 43

I want to build a wood table for outdoor use. After priming and painting it, would this product (AFM Safecoat, 2K Urethane)be the best coating to protect it from the elements? View answer

Asked 1 ´year ago

Question 44

Will this sealer block radon from coming up into the living spaces if we seal our concslab with it??? View answer

Asked 1 ´year ago

Question 45

Someone else asked if this sealer is food safe, is it possible to use this first over stained wood and then apply a food safe finish on top? View answer

Asked 1 ´year ago

Question 46

What kind of adhesives would stick to this? I see that you can use thinset and tile over, but we are using a stone veneer product for our shower walls and need to glue it up. A two part epoxy adhesive is what is recommended by the manufacturer of the veneer. Would an epoxy based adhesive adhere to this product? View answer

Asked 1 ´year ago

Question 47

Would this Waterstop or the watershield be better to use on slate veneer shower walls? The veneer has a waterproof resin backing, but I'm still wanting something to help the stone repel water View answer

Asked 1 ´year ago

Question 48

Will DynoSeal adhere to bare aluminum? The aluminum will be below the soil in a raised bed garden. View answer

Asked 1 ´year ago

Question 49

How often does this need to be reapplied to limestone floor tiles? (some in a bathroom/laundry room with no shoes, and some in an entry area with shoes) View answer

Asked 1 ´year ago

Question 50

To add to my last question...can this sealer be used to seal Mapei Ultracolor Plus Max high performance, rapid setting grout? The grout says it has bio block technology but I don't know what that means. I want to make sure it can be used over the grout I used. Thank you!! View answer

Asked 1 ´year ago

Concrete & Masonry Sealers Q&A

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