Buy microcement kits for masonry showers
Microcement in the shower goes straight over the tray and the tiles you already have, in a thin coat and without ripping anything out. What you get is a continuous surface, with no grout lines to hold limescale, and the look of a hotel shower. It is done in three days, with no rubble, and the rest of the bathroom stays in use while you work: only the shower waits ten days.
Microcement is waterproof once cured, seven days after the last coat dries: water neither stains it nor soaks into it. The varnish is not what makes it waterproof, and it is still essential: it provides the resistance to soap and everyday cleaning, protects against wear and gives the matt finish. That is why the kit includes it and why you apply every coat the instructions call for. If your shower is tiled or mosaic, the grout lines have to be filled and levelled with Smart Jointer first so the pattern does not show through later; if it is solid build, mortar or concrete, the kit goes straight in with its primer.
Count on ten days without the shower: three of work and seven of curing. That is the real timeline and it is worth knowing before you start, especially if it is the only shower in the house.
The corners and the joint around the drain are the delicate part. Not because cracks appear — that is not common — but because they are the hardest areas to leave properly smooth, and a rough surface holds dirt. That is where patience and a careful finish matter, with the microcement and with the varnish. If the leak you have is exactly where the shower meets the wall and you are covering both, the system solves it. But if you know there is an underlying waterproofing problem, prepare the surface first with an approved waterproofing product: microcement cures waterproof, it does not repair what was already failing underneath.
The shower is not sold on its own: it is part of the microcement kit for bathrooms, which also covers walls, countertop and sink in the same colour and the same finish. You choose the square metres of your shower, the colour from twenty and the surface you have, and the price is fixed. In the US, a professional applicator charges around $315–420 per m² (roughly $29–39 per sq ft), labour included, and for a single shower most will not even travel.

Success stories: how our customers rate Smartcret
Christopher Berumen
My wife and I had been looking into microcement for our bathrooms and found Smartcret. Being from the US we worried about importing, but our kits arrived within a couple of weeks. We DIY'd with a contractor friend and LOVE how it came out — smooth, waterproof, and the colours match the catalogue perfectly. If you're in North America, watch for sales to offset shipping costs!
Marcus Sprigens
The solution for revamping a tiled bathroom is Smartcret. Amazing product, very high quality with a smooth to touch finish, a pleasure to walk on in bare feet. No mixing powder and liquid as it comes ready to apply. Super happy with the results and great customer service.
Dee Moe
We used Smartcret for our bathroom walls and it turned out amazing. It was a long process but the steps were easy enough to follow. They were very supportive on WhatsApp and were there every step of the way.
Nicole Lyons
I found this product because I was so sick of cleaning tile grout. I wanted the Tadelakt look without spending $$$. The process takes time but the result was worth it. Only use the plastic trowel — a metal one leaves black marks. The Smartcret team was very helpful. I love my new shower and get so many compliments on it!
Smadar Levi
I had an amazing experience with Smartcret, absolutely amazing for beginners like me. I changed the floor in a beautiful small cabin and the change was incredible. The service was wonderful. Highly recommend!
Tarek Hijazi
We are so happy with Smartcret and the finish! It has given our bathroom a luxurious feel. We have already recommended it to 5 people. Thank you!
Elan Argil
Great renovation option if you don't want to demo the tile — it sticks to anything. The company is responsive with great customer service.
Neil Henderson
First time user of this product. It's so easy to use and looks really good. Lots of colours to choose from. Great customer service as well.
Jade Savage
I live in the US and ordered from Smartcret. My order arrived within a couple of weeks and the customer service is out of this world! I had an item arrive damaged and they were fast to ship a replacement. Great communication. I'll be doing our shower soon!
Franny Zywicki
We used it in our Hostal for all the bathrooms and floors. We absolutely loved the product — so much quicker as a ready mixed product. Really helpful team. The only tip: use a stronger varnish on your wettest areas.
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