Can I double up underlayment?

No, it is not recommended to install a thick or double layer of underlayment with laminate flooring. Underlayment is manufactured and meant to be used as only a single layer to allow your floor to be balanced and float properly.

Can I put underlay on top of underlay?

Adding new underlay on top of the old underlay will impact the performance of the new underlay and can be harmful to your new flooring. Old underlay can also be deceiving and look in good condition, and it can be tempting to keep in place, but often this will be an area with no footfall.

Can you use 2 layers of underlay under laminate flooring?

Manufacturers do not recommend using two layers of underlayment under laminate flooring because it can create more movement between the plank seams, which could cause the planks to separate or make a squeaking sound when you walk across the floor.

Can you have too much underlayment?

It is not recommended to use more than one layer of underlayment under laminate flooring as it can make the flooring too soft and unstable, and can cause the joints to dislodge, or its locking system to break. You also risk voiding the warranty of the laminate flooring.

Can you lay 2 layers of underlay under carpet?

The life of the carpet will be lowered if two layers of pad are put under it. The carpet will bend from traffic if there is too much cushion. Wrinkles will wear out quicker if they need to be re stretched from time to time.

Can I level my floor with underlayment?

Use an underlayment, floor leveler or floor patch product to fix low spots in a wood or concrete subfloor. An underlayment is a thin layer of material sandwiched between two other materials.

Is 3mm underlayment good?

Standard underlayment.

This is the most commonly used underlayment. It is also 3mm thick (1/8” thick) and is best installed over wood subflooring. It only offers basic sound reduction. It does not keep out moisture.

Can I put extra underlayment under vinyl plank flooring?

The only time we suggest underlayment under vinyl tile or plank flooring is if want to reduce the impact sound or sound transmission in your room. The additional underlayment under the floor will help to reduce the sound.

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What is the thickest underlayment for laminate flooring?

Super Gold

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.

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.

Can you double padding under carpet?

You can put it over any carpet. Even if it’s a medium-quality carpet or if it’s a low-quality carpet, it’ll feel really plush and really deep. So the cushion makes a big difference. Cushion always makes a carpet last longer as well, so you don’t always have to get the very highest-quality carpet.

What’s the thickest underlay you can get?

12mm thick

At 12mm thick, this is the thickest underlay you can buy for use with carpets. The extra thickness is designed to provide a lovely, comfort feel throughout your home. It also offers significant protection to the life of your carpet.

Is 12mm underlay too thick?

Generally speaking 7mm is about as thin as you want to go unless you have a specialist need for something thinner, but 8-12mm is the band most manufacturers produce carpet underlay with 9-11mm being the most popular products.

Is 10mm underlay good?


But if you’re looking for something a little softer and more sumptuous, be sure to opt for a thicker product. 10mm works well for stairways and extra thick carpets. However, in most cases, we recommend a 12mm underlay – as this tends to have the best properties overall.

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.

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Is 9mm underlay any good?

It gives superb luxury underfoot as well as giving sound proofing & insulation properties. Being 9mm Thick you can be rest assured you won’t have trouble opening your doors. Therefore, we recommend Cloud 9 Cirrus for areas such as Stairs & Hallways. It’s a fantastic underlay which has been voted No.

How often should you replace underlay?

Yes – you should invest in new carpet underlay almost every time you lay a new carpet. The only exception is if the current underlay is less than 12 months old or in excellent condition.

Is 11mm carpet underlay good?

How thick should carpet underlay be? Carpet underlay can give your carpet a really thick cushioned feeling so overall you should get as thick an underlay as possible. Popular manufacturers make underlay of around 11mm-12mm and this is ideal.

Is 6mm underlay any good?

The Extra Step Heavy Duty 6mm is fantastic value for an extremely durable underlay which is guaranteed to prolong the life of any carpet in even the most high traffic areas. As well as being one of the most heavy duty products on the market, it also boasts good sound reduction and heat insulation properties.

Is 10mm underlay too thick for stairs?

We recommend going no thicker than 11mm for the stairs as anything over this will be very difficult to fit – read our guide on how to fit stairs carpet for more info. 9mm is the optimum thickness, however it can depend on the density of the underlay.

What is the best underlay?

The best type of underlay for carpet is PU foam. It is the best option due its many advantages over alternative types of underlay such as its strong heat insulation abilities and the soft underfoot it provides. However, sponge rubber is another solid option.

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Does underlay provide insulation?

An underlay achieves its insulating properties through two different ways. The first is the intrinsic insulation of the material itself. For example, an underlay made from rubber would be a poor conductor of heat. The second factor is how effective the underlay is in trapping pockets of air in small bubbles.

Does underlay make room warmer?

A higher tog rating means that the underlay will do a better job at keeping a room warm. An underlay with a high tog rating can make a huge difference to a cold concrete subfloor or draughty floorboards. Not only will it prevent warm air escaping – it will also act as a barrier to cold air trying to get in.

Can carpet underlay be used as insulation?

Aside from its thermal properties, insulating carpet underlay also has several additional benefits. For example, it noticeably improves the feel of your flooring underfoot and reduces impact noise. What’s more, it’s very easy to install and can be successfully used in conjunction with underfloor heating.

Can you insulate floor with carpet?

That’s because carpet is an excellent insulator. Materials like metal and marble are good conductors of heat – they allow heat to flow efficiently. Carpet does the opposite. Think about putting your bare feet down on a cold concrete floor.

Do hardwood floors make your house colder?

Wood floors provide heat that lasts

Wood and other solid materials significantly reduce your home’s temperature fluctuation because they absorb and store heat while light carpet fibers simply become a barrier. This phenomenon holds true for other solid materials like concrete, laminate, ceramic, and tile.

Can I insulate on top of floorboards?

Rigid insulation can be laid on top of the original floor, then chipboard flooring can be placed over it. This will raise the level of the floor, so you will need to make sure doors are trimmed shorter to make room for the insulation.