View What Underlay Do I Need For Laminate Flooring Full. Straight so you'll need to have enough underlay on the floor to cover the length of your piece of laminate. It needs a layer of underlay, or underlayment, to cushion the laminate planks and ensure a comfortable, durable.
I kept asking the same question to myself.
Laminate flooring is designed for quick and easy installation over almost any flat, smooth floor surface. All floors aren't perfectly flat so having an underlayment can hide the small minor imperfections giving your room a near perfect look.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. The reverse is also true. The main function of any underlay is moisture absorption.