Hardwood Flooring Underlayment Q&A

Question 1

Hi, I’m looking for a thermal barrier between a concrete slab and marmoleum; use cork, Quietplus, something else? View answer

Asked 3 ´months ago | US Floors, Natural Cork Underlayment Roll

Question 2

Where is your store located? Can I come see you? View answer

Asked 3 ´months ago | Kahrs Installation Items, Last Board Puller, 16 inch

Question 3

What product(s) do you recommend for taping the seams of the 3mm cork underlayment? View answer

Asked 3 ´months ago | US Floors, Natural Cork Underlayment Roll

Question 4

Is Kahrs Avanti, Canvas Oak Tuft installation floating or glue down? Underlayment recommendation? View answer

Asked 4 ´months ago

Question 5

Is Kahrs Avanti Canvas Oak Tuft installed Floating or Glued down, and which underlayment (QuietWalk Plus ?) do you suggest? View answer

Asked 4 ´months ago

Question 6

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

Asked 4 ´months ago

Question 7

Is this cork underlayment suitable beneath a floating engineered hardwood floor? View answer

Asked 4 ´months ago | US Floors, Natural Cork Underlayment Roll

Question 8

Does your cork underlayment contain any glues or binding agents? View answer

Asked 4 ´months ago | US Floors, Natural Cork Underlayment Roll

Question 9

What is the R value of your 6mm cork underlayment? Thanks! View answer

Asked 4 ´months ago | US Floors, Natural Cork Underlayment Roll

Question 10

If laying this over linoleum/vinyl does it need to be glued down ? View answer

Asked 9 ´months ago

Question 11

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

Asked 9 ´months ago

Question 12

My contractor installed the silicone paper with the shiny side facing down underneath our solid hardwood floors. Below our subfloor is a beam crawl space. What effect might installing the silicone paper upside down have on our floors? View answer

Asked 9 ´months ago

Question 13

Hi, I read here that the Silicone Vapor Shield can be stapled to the plywood subfloor. My house has a regular wood subfloor with 2 x 6 planks. Is it still okay to use the Silicone Vapor Shield product? View answer

Asked 10 ´months ago

Question 14

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 10 ´months ago

Question 15

Can this be used as a vapor barrier for exterior walls? View answer

Asked 10 ´months ago

Question 16

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 11 ´months ago

Question 17

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 18

Is it possible to buy a sample of the Taylor wood flooring adhesive? View answer

Asked 1 ´year ago

Question 19

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 20

In 2021 you wrote in a response "Kahrs does not warranty cork underlayment usage under their floors." Is it still the case? View answer

Asked 1 ´year ago

Question 21

Can this product be used to bond Advantech subflooring to floor materials? Advantech is impregnated with resin and paraffin wax, and says it can only be used with solvent or urethane-based adhesives. View answer

Asked 1 ´year ago

Question 22

I really like the cork underlayment. Our subfloor is plywood over a crawl space so I likely need a vapor barrier. Perhaps I should just stick with Quietwalk? We plan to install floating bamboo on top. View answer

Asked 1 ´year ago

Question 23

can this be used under Forbo Marmoleum Click Cinch Loc Seal? View answer

Asked 1 ´year ago

Question 24

I have a new floor (Kahrs) which is stained and finished but a further top coat is recommended. I don't like the recommended oil (Kahrs satin oil) due to the high VOC's. Is Rubio Monocoat maintenance oil suitable on a floor with a hardening urethane finish? View answer

Asked 1 ´year ago

Question 25

Is this an air barrier as well as a vapor barrier? I'm wondering if we need to use an additional air barrier like an Intello membrane below it if we use it over an unconditioned/vented crawl space. View answer

Asked 1 ´year ago

Question 26

Can multiple layers of this be used in some spots to level off a slanted subfloor? View answer

Asked 1 ´year ago

Question 27

Does it stand alone or does it have a means of standing it? View answer

Asked 1 ´year ago

Question 28

What's best underlayment over top of an existing vinyl tile floor to use over that and under Marmoleum click loch I plan to lay down ? View answer

Asked 1 ´year ago

Question 29

Is this product quietwalk plus w/o microbials available in Canada? View answer

Asked 1 ´year ago

Question 30

What is the delivery time? View answer

Asked 1 ´year ago

Question 31

Does this contain any PFAS or flame retardants? View answer

Asked 1 ´year ago

Question 32

Does this contain PFAS or any flame retardants? View answer

Asked 1 ´year ago

Question 33

Does this contain any PFAS? View answer

Asked 1 ´year ago

Question 34

How is the cork bonded? View answer

Asked 1 ´year ago

Question 35

Can this be used under sheet vinyl, which will be installed on plywood subfloor? View answer

Asked 1 ´year ago

Question 36

Does was is the widest the sheets come in?I have 13 ftwidex33ft long.Also will the barrier be enough over old hardwood floors or would I need a subfloor put on? View answer

Asked 1 ´year ago

Question 37

What is the difference between the Moisture Block Pro and the Moisture Block? Can I use the two products interchangeably? View answer

Asked 1 ´year ago

Question 38

Do you need to do a double glue down application of Quietwalk Plus? Or can you only glue the top side of Quietwalk Plus to engineered wood flooring (ie not glue Quietwalk Plus to concrete subfloor)? View answer

Asked 1 ´year ago

Question 39

Can Taylor Ironwood flooring adhesive be used between Quietwalk Plus underlayment and engineered hardwood? View answer

Asked 1 ´year ago

Question 40

What materials are used for the fibers and weaving? My family has allergies to latex/natural rubber, and many different plant fibers. View answer

Asked 1 ´year ago

Question 41

Can this be used with a glue down floor? View answer

Asked 1 ´year ago

Question 42

Can this be used under a glue down floor? View answer

Asked 1 ´year ago

Question 43

Do you need to tape the underlayment at the perimeter of the room or just at the seams? View answer

Asked 1 ´year ago

Question 44

Which side goes down? View answer

Asked 1 ´year ago

Question 45

For Marmoleum Click Floors, what is the recommended underlayment for a bathroom with a shower that is not used frequently? What is the thinnest underlayment that you would recommend? Could I use just the Moisture Block? View answer

Asked 1 ´year ago

Question 46

Do I need moisture block under Marmoleum click when installing over wood subfloor in bathrooms? View answer

Asked 1 ´year ago

Question 47

How does QuietWalk compare with STEICO wood fiber underlayment? View answer

Asked 1 ´year ago

Question 48

Can I use the MP Moisture Block with real wood floors? I see the package only says laminate and engineered. View answer

Asked 2 ´years ago

Question 49

When does it beep? View answer

Asked 2 ´years ago

Question 50

Can you lay this down on a riveted metal floor of a van and then top with cork? View answer

Asked 2 ´years ago

Hardwood Flooring Underlayment Q&A

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