Can You Use 2 Layers Of Underlay Under Laminate Flooring

Laminate flooring is installed using a free float method where the flooring is not mounted to the sub floor.

Can you use 2 layers of underlay under 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. The floor trim around the edges holds it all down. Super gold is the thickest underlay you can put under laminate or wood flooring. You can buy laminate underlayment but if you have a bunch of old roofing felt it works just as well.

You also risk voiding the warranty of the laminate flooring. The paper comes in rolls typically 3 feet wide. It also works well in upstairs rooms on wooden floor boards. It has a built in damp proof membrane so works great when laying on concrete floors for example kitchens and other downstairs rooms.

The flooring is actually on top of the sub floor without the use of nails or fasteners. Can you use two layers of underlay under laminate flooring. The underlayment for laminate floors is a material that provides a sound barrier or protects the laminate from moisture depending on the type of underlayment you use. The underlayment is installed as a cushion and sound barrier between the sub floor and laminate flooring.

If you want to spend real money then you can add an extra layer of acoustic barrier matting which is a 2mm or 3mm thick mat and which is unbelievably dense. Floating floors can be installed over any existing hard floor surface but should have an underlayment between the laminate flooring and the subfloor. But the hard laminate material doesn t lie directly onto that surface. This type of underlayment does not have any additional padding so it will not pose a risk to your laminate flooring.

If you are installing your laminate flooring with the pre attached underlayment over a cement subfloor you will want to use a vapor barrier. Finally the only way i d ever consider two layers of underlay is to put a layer of mdf on top of the bottom underlay. Building paper between layers of flooring. 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.

Building paper is a catchall term for single ply sheathing paper manufactured in various thicknesses. Whether you are laying the laminate below ground level or at ground level or above you need to have the correct type and number of layers for the underlayment. No it is not recommended to install a thick or double layer of underlayment with laminate flooring.