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How To Level A Floor Before Tiling

Step by Step Guide

How you ever wondered how to level a floor before tiling?

If so, then this step by step guide will help.  Levelling floors before tiling them has never been an easy task; there are several procedures that must be followed to the letter so that this job is completed perfectly. Here is everything that you need to know on How to level a floor before tiling.

Step 1.  Grouting tile joints

Before installing or laying tiles, it’s very important to check the floor to ensure that the surface is flat and even. Uneven floors often cause breakages on tile. Uneven floor make the corners of the tiles to protrude. Professional installers agree that failing to prepare the floor properly is one of the commonest mistakes that amateur installers make whenever they are laying tiles.

Step 2.  Checking the flatness of the floor

It’s important to walk on the floor with the sole aim of checking and feeling the low and high places. When doing this, you will always be in a better position to know the places where you expect problems. There are other different ways of assessing the floor.

For jobs that are less challenging, guys setup straight edges in several locations. If the straight edges rock forth and back, that’s an indication that you are at the peak of the floor. If there is any gap beneath it, that’s an indication that there is a valley beneath the floor.

For a more challenging job, guys are advised to opt for naught strings or even chalk lines across the floor so that they can check for floor variations in terms of height.

Step 3.  Scraping away debris and dirt

It’s important to check the floor to ensure that it’s free of drywall compounds, paint, debris as well as dirt; brushes and scrappers can be of great help here. When dealing with plywood, its vital to look out for protruding staples, nails as well as screws

Paint must be removed from the floor because it prevents mortars from creating strong bonds with floors. Paint can be scrapped or can also be removed by using chemicals.

 Step 4.  Sponge cleaning

Sponging the entire floor assists to further eliminate dust that could have been left behind. This perfectly prepares the floor for the next step.

Step 5.  Mixing mortar

When splashing the floor, it advisable for guys who are using kerabond mortar to make use of the keralastic latex addictive; this is because they perfectly bond when used together. The mortar has a workable time of approximately one hour. After doing this, it’s important to let it slake for about five minutes. Slaking is simply the process whereby the mortar is left undisturbed so that the latex is freely allowed to penetrate inside the dry ingredients.

Step 6.  Spreading mortar

Here, you can use the 6’ screed board so that you can divide the room into 6’ or fewer sections. You can commence by checking the middle of the room so that you can be in a better position to ascertain where the valleys and the peaks are located. You can then spread small portions of mortar all over the floor using a small trowel.

Step 7.  Screeding the floor

Screeding the floor is very important; you can move the screed by making several passes. If there Is an area that the screed hasn’t touched, you can add some more mortar while repeating the same process. Mortars need to be applied at about 3/8’ thick.

Just in case there is an area that needs more thickness than that, you can flash the area, allow it to dray throughout the night then re-flash the area again. It’s also important to overlap adjacent areas so that you can see where the mortar is thicker or thinner when compared to the floor contours.


Step 8.  Clean and Repeat

Clean off the screeds and add a little bit of water so that you can get a smooth finish. You can make your work easier by flashing the basement into four parallel runs.


Step 9.  End of Run on Tight Corners

At the end of run on tight spaces, it’s quite difficult to maneuver the screed. On such occasions, you are advised to use flat trowels when smoothening the mortars. You can also add some extra water so that you can trowel the mortars with ease

Flashing should be complete within two days and you can actually walk on that floor in the next 24 hour (this is determined by humidity and temperature)



Congratulations.  You have now levelled your floor!

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