Grouting errors are widespread, particularly for novice DIY fanatics. Though it might appear to be a easy ending process, errors can result in poor look and, extra importantly, water ingress, which might trigger pricey and undesirable issues.
Realizing the right way to grout tiles appropriately is a talent that doesn’t take lengthy to study, however one essential ingredient is persistence. At any time when working with grout, dashing the job generally is a main issue within the failure of a profitable end. So, be certain that to take your time and keep away from the errors outlined on this information.

With over 20 years of expertise within the constructing sector and dealing for Construct & Plumb Mark has developed a wealth of information surrounding constructing and renovating that he enjoys sharing with others who want to full their very own constructing initiatives.
1. Not mixing appropriately
Earlier than you begin grouting tiles, make sure that the grout is combined appropriately. It’s not a troublesome course of, however getting it unsuitable will trigger issues as Mark Irving, Constructing professional from Construct & Plumb shares, “It’s vital to realize the proper consistency when making use of grout to tiles, as if the grout is just too thick or too skinny, it may be troublesome to unfold.
To attain the proper consistency, it’s essential to use the suitable quantity of water.” He provides, “In case your combination is just too thick, you possibly can add small quantities of water or add extra dry combination if it’s too watery. The proper consistency for grout needs to be easy and spreadable.”
Make sure you learn the producer’s directions and think about using a paddle mixer, such because the Toolty Helix Mixing Paddle from Amazon, to realize a easy consistency.
Attempt these to assist keep away from grouting errors
This grout float is the right software for easily making use of grout to joints. It options an aluminium again plate for sturdiness, has bevelled sides for a easy software and a contoured deal with.
Mapei Ultracolor Plus Grout
A cement-based, waterproof grout that is available in a large number of colors. Splendid for every type of ceramic tiles on partitions and flooring. Quick-setting and drying, this grout is appropriate for joints starting from 2 to twenty mm.
These giant automotive wash sponges are the best selection for wiping away extra grout. The large bone form makes it straightforward to carry, and its giant floor helps pace up the grout removing course of.
2. Grouting too quickly
Realizing how lengthy tile adhesive takes to dry is essential when making use of grout. Apply the grout earlier than the tile adhesive is dry, and also you’ll be trapping moisture behind the tiles, which is able to solely result in hassle, shares Irving. “Grouting too quickly earlier than the adhesive has dried may cause the tiles to shift and transfer round. Moreover, this has the potential to turn into a hazard as tiles might turn into dislodged and even fall off the wall.”
He provides, “To grout the tiles successfully, that you must have a secure base to work with, so it’s vital to go away tiles sufficient time to dry”. The period will rely upon the adhesive used and the environmental circumstances. Be certain to verify the producer’s directions, however as a common guideline, 24 hours is nice.
3. Poorly utilized grout
Making use of grout persistently is crucial to succeed. It’s sometimes utilized with a grout float. Irving explains the method, “Spreading the grout over the tile within the unsuitable route can result in gaps within the joints between tiles, as they aren’t adequately crammed. This occurs when utilizing a grout float software to use grout. When the grout float is moved in the identical route because the grout strains, it could actually take away grout from the joints.”
Fortunately, there’s a easy answer, as Irving explains, “When utilizing a grout float, it’s greatest to use grout diagonally to the grout joints in order that the grout can fill the joints”.
4. Not letting the grout remedy correctly
This can be a widespread difficulty, as Gary Tidman from Solely Lifts explains, “Grout might really feel agency on the floor inside just a few hours, nevertheless it hasn’t reached its full energy but.”
This generally is a important downside, significantly on flooring tiles, he provides, “Strolling on newly grouted flooring or utilizing a freshly tiled bathe too quickly introduces motion and moisture earlier than the fabric has set, resulting in cracks, crumbling joints, or water ingress beneath the tiles.”
Tidman recommends studying the producer’s handbook: “Each producer units out curing occasions for a motive, and relying on the product, that may imply anyplace from 24 to 72 hours.”

Gary Tidman is a seasoned residence enchancment and building professional with over 35 years of hands-on expertise throughout the UK, Europe, and the Center East. He has tackled every thing from bespoke residential builds to advanced retrofits in heritage and fashionable properties.
5. Leaving grout clean-up for too lengthy
After making use of grout, there’s a course of to wash the tiles, however a typical mistake is leaving it too lengthy. Tidman explains, “Grout haze, the cloudy movie left behind on the tile floor, can set inside minutes and is much harder to take away as soon as it is dried.”
If an excessive amount of grout is left on the tiles and left to set, it is going to be troublesome to take away. Tidman says, “Individuals assume they will wipe it off later, however by then it requires aggressive scrubbing and even chemical removers, which dangers scratching the tiles, particularly extra delicate tiles.”
The answer is simple: “The very best method is to wash as you go, working in small sections, wiping diagonally throughout the joints with a humid sponge, rinsing often, and by no means permitting extra grout to take a seat on the floor for an prolonged interval. This retains the strains crisp and avoids the frustration of battling residue later.”
It’s vital to rinse the sponge and ideally refresh the water frequently to take away as a lot grout as potential from the tile, as it will assist obtain a clear end. Even then, you may be left with a lightweight movie after ending, however this may be wiped away with a dry microfibre material (like these Scrub Daddy Microfibre Cleansing Cloths from Amazon).
6. Not cleansing joints
When grouting exterior tiles (or slabs), it is important that any grime and particles are faraway from the joints. Irving shares why, “Exterior patios are uncovered to the weather, they will collect a number of grime, this grime and particles can get caught within the grout and result in weak joints. This may weaken the construction of the patio and trigger it to degrade at a faster price.”
Use a small trowel and stiff brush to make sure all grime or particles is faraway from the joints. To complete, calmly mist with water to finish cleansing the joints.
7. Mistaken climate circumstances
When grouting outdoors, it is extra vital to decide on the best circumstances than inside. Irving says, “It’s an enormous mistake to grout a patio throughout poor climate circumstances, particularly rain or excessive warmth.”
He provides, “This may forestall the grout from curing correctly and end in weak joints.”
8. Not compacting grout
Whether or not utilizing a standard sand and cement combine or a specialist grout to grout or level a patio, the combination and consistency have to be proper earlier than including to a joint. Add sufficient combine to the joint in order that it is barely above the extent of the tile or slab.
Then press down with a small pointing trowel (like this OX Professional Pointing Trowel from Amazon) till compacted. Lastly, you possibly can end the combination with a brick jointer (like this Marshalltown 81 Brick Jointer from Amazon) to present a easy, sensible end.
9. Selecting the unsuitable color
Historically, white grout has been the color of selection indoors, which works nicely with any color tile. Gray is a well-liked selection, particularly when paired with white tiles. However with a complete host of colors now accessible, you possibly can combine and match.
Nevertheless, there are just a few factors price noting when utilizing a colored grout. Some merely don’t complement a tile. Usually, a grout color that’s both an entire distinction or shares the identical hue often works nicely. However color selections are subjective, so it might be stated that any color grout is suitable.
On a extra sensible degree, colored grout must be combined appropriately to make sure color consistency. And in the event you select a contrasting color, bear in mind that it’s going to spotlight any inconsistencies within the set up, equivalent to uneven spacing.
Now you know the way to keep away from widespread grouting errors, it is time to consider some sensible new tile concepts. Try our lavatory tiling concepts, lavatory flooring tile concepts and kitchen flooring tile concepts for inspiration