As long as it is flat and in good condition your laminate will install well on top.
Can you lay carpet over laminate underlay.
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When it comes to installing a new flooring material you sometimes have the option of installing the underlayment for your new floor directly on top.
Some mothers like doing this as it gives a springy surface for toddlers.
If you reuse your thick carpet padding your floor will be too bouncy and it may damage the locking system.
Have you made the mistake of using carpet underlayment.
No underlayment is needed in this type of installation.
It needs a layer of underlay or underlayment to cushion the laminate planks and ensure a comfortable durable finished floor.
Laminate flooring is designed for quick and easy installation over almost any flat smooth floor surface.
Laying underlayment over an existing flooring.
Although the laminate manufacturers obviously recommend using their own underlays.
Think of carpet you would see in most hotel rooms bus and airplane aisle ways and other commercial spaces.
But for your sake don t use.
Adhering carpet to laminate flooring.
Laminate underlay does not come in strips you can buy rolls of it just like carpet pad.
If you are working with sturdy low pile carpeting you can install laminate on top of it.
Plus installing a pad is not necessary as the existing carpet acts as padding.
Pay special attention to your warranty when installing underlayment.
Not following their directions can cause your warranty to be void.
Leaving the existing carpet provides one extra layer of insulation for cold floors.
I have seen laminates laid on top of carpet let alone underlay.
If you decide to install carpet over laminate flooring make sure to use a quality gripper to prevent the carpet from shifting or moving over the laminate flooring as this can cause unfortunate wrinkles and rips in the carpet.
And if the existing carpet was glued down not tacked it can be a huge time saver to lay the new carpet over the old.