QA

Question: What Do I Put Under Laminate Flooring

Underlayment, or “padding” as it’s often called, is the spongy, closed-cell plastic foam sheet that comes in rolls. It is rolled out between the actual laminate flooring planks and the subfloor.

Do you need to put anything underneath laminate flooring?

Underlayment for laminate flooring is a must. Since laminate is a floating floor, it must be evenly distributed across your subfloor. Underlayment is what allows the floor to float, gives it stability, support, noise reduction, and supports the locking systems in between planks to assure the sturdiest flooring project.

What is the best thing to put under laminate flooring?

Best underlay for laminate flooring is foam or cork. Best underlay for laminate flooring is foam because it is simple to install, it is a good sound barrier, and is very cost effective. Some best foams have attached additional layer which functions as the best moisture barrier.

What happens if you don’t put underlayment under laminate flooring?

If the subfloor in your home or property is uneven, then your laminate floor could move and shift if it doesn’t have an underlayment for support. As a result, the floor will be more prone to wear-and-tear and could even warp. The more stability, the less likely you’ll have to pay out of pocket for costly repairs.

Do you need plywood under laminate flooring?

Moisture protection will not have any benefit to laminate flooring on plywood as most plywood subfloors are usually installed on the main or second level of a house. If not, an underlayment with vapor barrier will block moisture from your flooring but not the plywood subfloor enabling rot.

Do you have to put a moisture barrier under laminate flooring?

All laminate flooring requires an underlayment to allow the floor to float and give the locking system its strength. You will need a moisture barrier underlayment when installing: On a cement subfloor. On any subfloor that has a chance of moisture coming up and soaking into the flooring.

Can you lay laminate over concrete?

Laminate flooring can be installed over concrete, wood or carpet subfloor or other surfaces. Installation of good quality underlayment is highly recommended. Installing underlayment is easy but it has to be done precise to avoid any tears.

Is Thicker underlay better for laminate flooring?

We would recommend an underlay of 3 – 5mm for laminate flooring. It should be at least 3mm thick to provide comfort and ground levelling properties. But, it should be no more than 5mm thick. If it’s any thicker, you could experience problems with the laminate’s locking system.

Do I need a vapor barrier and underlayment?

Mostly concrete subfloors transmit moisture. Concrete is porous and allows moisture to pass through to your basement/room level. If the amount is more than what your underlayment can handle, then yes you will need a moisture barrier. If it doesn’t exceed the amount, then the underlayment can handle the job.

What’s the thickest underlay for laminate flooring?

Super Gold is the thickest underlay you can put under laminate or wood flooring. The main benefit of a thicker product is the warmth properties it has.

Can I install laminate flooring without underlayment?

Some laminate flooring planks come with the underlayment attached to each plank. Underlayment is not optional. If your laminate planks don’t have it already attached, we recommend that you buy rolls of underlayment on which to install your laminate floor.

What type of flooring does not need underlayment?

However, you’ll want to use one in every other application including covering existing hardwood floors, vinyl flooring that isn’t cushioned, and concrete floors. You also do not need an underlayment if your vinyl plank flooring has underlayment installed, however, you may need a vapor barrier.

What is the purpose of underlayment for laminate flooring?

Flooring Underlayment The thin layer of material helps cushion, sound absorption, insulation and reduce wear with your flooring. For laminate or engineered wood flooring, it provides a “vapor barrier” to prevent moisture from coming through and damaging your floor.

What kind of plywood do you use under a laminate flooring?

I would normally fit 9mm WBP birch plywood (WBP is exterior grade and is more resistant to moisture and delamination between the layers of ply). The ply needs fixing to the original floor every 200-250mm in a grid pattern using 25mm screws or ring shank nails. This will give you a really sound base for your laminate.

What type of plywood is used for laminate flooring?

Interior plywood is ideal for rooms not exposed to moisture, such as bedrooms, and makes a good subfloor for carpeting, tiles, vinyl, engineered wood laminate flooring and hardwood flooring. Exterior plywood is a better choice for bathrooms, kitchens and any other rooms exposed to water and moisture.

Can you lay laminate over subfloor?

Laminate flooring cannot ever be installed on a subfloor made of carpet or padding. Wood and concrete are the idea subfloors. In some instances, you might be able to install your flooring over an existing floor, but it is important to check prior to installation if it is a suitable material.

Is moisture barrier necessary?

When moisture penetrates your flooring, it can cause mold, mildew, and the potential for water damage. A moisture barrier helps control the water vapor’s movement to help protect your floors. Therefore, if you’re installing floors in an area that sees moisture, even a little, a vapor barrier is needed.

Is a moisture barrier necessary for wood floors?

Do I need a vapor barrier for hardwood floors?” The answer is YES! Moisture can destroy hardwood flooring. It causes cupping, warping, and even mildew if not treated. You must install a moisture barrier to protect your flooring from water wicking up from below.

Can you install laminate flooring over plywood?

Laminate floors can be installed directly over concrete, plywood, OSB, parquet, vinyl and tile. The underlayment must be applied to the original flooring surface first, and then the floating floor can be installed.

What do I need to install laminate flooring on concrete?

Begin installation by laying a plastic vapour barrier (minimum 6 mm thick) or any other manufacturer-recommended barrier on the concrete subfloor to prevent moisture from reaching the laminate flooring. Use vinyl tape to secure the barrier and keep it from coming out.

What thickness underlay is best?

Popular manufacturers make underlay of around 11mm-12mm and this is ideal. However, thick underlay on the stairs can make it challenging to fit the underlay, so you must compromise on the comfort slightly. A 9mm underlay would be far easier to fit on the stairs rather than something as much as 12mm.

Does thickness of underlay matter?

Does thickness matter? We regard density more important than overall thickness, however thickness has an impact on the decibel rating and thermal resistance so if those traits are particularly important to you then you may want to consider a thicker underlay.

How thick should my underlayment be?

Underlayment. Underneath the top flooring layer is often (though not always) an underlayment. It comprises padding materials and is typically about 1/4 to 1/2 inch in thickness. The purpose of the underlayment is to provide a sturdy yet comfortable layer for your outer flooring to sit on.