Installation Guide

Installation Guide
How to install standard underlayment for your new floor
The main purpose of the flooring underlayment is to allow your floating floor to shrink expand as the room
temperature and humidity changes. Floating floors are not permanently attached to your subfloor, and to
help avoid damaging friction you need underlayment, which will give your floor smooth surface to float on.
Standard Foam Underlayment is the most common type of flooring padding. It is suitable for laminate wood
flooring, engineered wood hardwood floor and /or any other type of floating floor.
This underlayment is simply a thin foam padding, about 1/8″ thick. Made out of polyethylene or polypropylene
it usually comes in rolls. The size of the roll ranges anywhere from 100 to 1,500 square feet.
Standard underlayment provides very basic sound reduction, thermal R-value and sub-floor correction.
In general, flooring underlayment gets laid down over the subfloor before installing the floating floor. Standard
foam underlayment is suitable for installation over wood, plywood, OSB subfloor, and other places where there
is no possibility of moisture coming up from the subfloor.
Step 1: Remove
Your very first step should be to remove your existing floor that is currently covering your room; this will
include removal of the carpet as well as carpet padding. Carpet padding is too thick and cannot be used as an
underlayment for floating types of flooring. We are getting a lot of questions about removal of the linoleum or
commercial carpets. You can keep them as long as the manufacturer of your floor allows it, and they are even
and flat.
You will also need to remove any existing quarter round molding as well as wall base prior to the installation
Step 2: Clean Your Subfloor
The surface of the subfloor must be clean. Using your broom or vacuum cleaner, clean your subfloor from all
loose debris and dirt before moving forward with the foam underlayment installation.

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