DIY.Nhek saro

05/13/2026

This video shows the activity of a worker pouring or pouring mortar (white cement powder) to fill the gaps between the tiles or bricks that have been laid.
Here are the main points we see in the video:
​1. Main activity
​Filling the gaps: The worker uses white cement powder (White Cement) that is quite liquid and pours it onto the surface of the bricks that have not yet been laid.
​Using tools: He uses a brush or a rubber brush (Squeegee) to push the cement powder into each brick space well and evenly.
​2. Purpose of this technique
​Speed: This is faster than pouring through the gaps one by one.
​Consistency: When the liquid powder penetrates the gaps, it helps each brick to stick together well and reduces water leakage.
​Aesthetics: Using white helps the brick surface look clean and stand out.
​3. Additional observations
​We see that the bricks he is laying are laid in a way that is similar to laying red bricks or tiles with large gaps.
​After this sweep, let it dry for a while and then use a cloth or sponge to wipe the top surface of the brick so that only the brick color and the clean white spaces are visible.
​In short, this is the technique of "filling the gaps between the bricks" to make the surface of the tile or brick strong and beautiful. Do you want to know the detailed technique or do you want to do it yourself?

05/13/2026

This video shows the technique of sealing an expansion joint along the edge of a wall or between old and new concrete before pouring the concrete to fill the entire surface. Here is a detailed explanation of what is happening in the video:
​1. Main Action in the Video
​Using Foam: The worker is sealing long strips of foam along the edge of the wall and the edge of the old concrete.
​Purpose: The foam acts as an "expansion joint" to prevent the concrete from cracking when it heats up or contracts.
​Preparing the Concrete: After sealing the foam, the concrete is poured and a trowel is used to smooth the concrete to the desired level.
​2. Why is this sealing foam needed?
​Sealing the foam along the edges is very important for concrete construction:
​Preventing Cracking: Concrete always "expands" when it is hot and "contracts" when it is cold. If we pour it against a wall that is too strong, there will be no room for expansion, which will cause the concrete to crack on its own.
​Preventing Moisture: It helps prevent water or moisture from entering the gap between the wall and the floor.
​Convenience: It is easy to align and makes the edges look beautiful.
​3. Materials seen in the video
​Expansion Joint Foam: Gray foam for sealing edges.
​Ready-mix concrete: Concrete with the right amount of stone and sand.
​Concrete screed: Used to smooth the concrete.
​Protective gloves: To protect your hands from the alkali in the cement.
​4. Additional tips
​If you want to do this job yourself:
​Make sure the ground below is well compacted and has a wire mesh as seen in the video (blue and steel wire) to increase strength.
​The foam must be sealed tightly so that the concrete does not seep behind the foam.
​Want to know more about concrete mixing techniques or how to calculate the volume of concrete?

05/12/2026

05/07/2026

Simon Simon from Simon Plastering is a professional plasterer. In this video, he shows how to plaster a house to a smooth finish using modern techniques and materials.
​1. Preparation and first coat
​Primer: Before starting, he sprays a primer to help the new plaster adhere to the old wall.
​First coat: He uses a trowel and a hawk to apply pink plaster to the wall. He applies it from the bottom up and along each corner.
​2. Flattening technique
​Using a long board (Darby/Straight edge): Simon uses a long board to level the wall and reduce any unevenness caused by hand.
​Adding cement: Where there is a lack or a crack, he adds a little cement and gently smooths it out.
​3. Finishing Stage
​Spraying: When the cement starts to dry a bit, he sprays water on the wall to make it easier to smooth it out.
​Using a trowel: He uses a smooth trowel, moving it up and down with light force, to make the wall surface smooth like glass.
​Cleaning the corners: He uses a wet brush to clean the cement that has stuck to the light box or along the edges of the wall, to make the work look neat.
​Overall, this video shows the masterful skills of the master, who can smooth a wall with many wires and light boxes into a perfectly flat and smooth surface.
​Want to know more about the type of cement he uses or any of the tools in this video?

05/07/2026

This video shows a modern technique for laying large-scale tiles to ensure a perfect and even finish. Here is a step-by-step explanation:
​1. Preparing the surface and applying the adhesive
​First, the adhesive is poured onto the base surface with a waterproofing layer (a perforated plastic sheet).
​The craftsman uses a notched trowel to spread the adhesive evenly in stripes. This helps the tiles to adhere well and there is no air underneath.
​2. Using a tile leveling system
​Small white rubber feet are placed between the tiles. This tool is used to set the distance between each tile evenly (Ron).
​Then, a blue rotating head is used to push into the feet. Twisting the blue head will help pull the adjacent tiles to the same height, no higher or lower.
​3. Using a Vibration Tool
​In the video, you will see someone using a vibrating tool on the surface of the tile. It helps to press the tile down to fully bond the glue and expel the air, making the tile last longer and not easy to peel or shrink later.
​In short: This is a tile installation method that uses machine power and advanced tools to ensure long-lasting beauty and quality.
​Are you looking to install your own tile at home or are you just interested in this technique?

05/07/2026

This video shows the technique of pouring concrete and preparing a waterproofing system on a concrete roof or floor. Here are the main points being done in the video:
​1. Placing PVC pipes to create a "groove"
​The builder uses a white PVC pipe to press it into the fresh (not yet hardened) concrete surface.
​The goal is to create a groove or drainage hole that is aesthetically pleasing and of equal depth.
​2. Smoothing the concrete surface
​After pressing the pipe, the builder uses a trowel and a concrete trowel to align the groove surface to be smooth.
​This helps reduce cracking and allows water to flow well and not pool on the roof, which is the main cause of water leakage.
​3. Waterproofing techniques
​Through this activity, the aim is to ensure that the concrete surface has the correct slope according to the defined groove.
​Using PVC pipes as a template helps the work to be faster and more accurate than measuring by hand.
​To sum up: This is a smart way to create a drainage system on a concrete roof to prevent future leaks and help the structure last longer.
​Would you like to know more about concrete mixing techniques or what kind of waterproofing to use next?

05/06/2026

The structural mistake that breaks stairs.
And the reason is more subtle than what people expect.

Most engineers assume staircase failures come from
insufficient steel… or weak concrete.

But the failure in that photo?

It wasn’t a design issue.
It was a detailing decision.

What actually happened

At the stair-to-landing junction, the tension bar bends.

That bend creates more than a change in direction.
It introduces a radial (outward) force due to the change in bar tension.

Think of it like a stretched rope trying to straighten.

👉 That force pushes directly into the concrete cover.

And that’s the weak link
The cover is typically:

• 25–40 mm thick
• Lightly confined (or unconfined)
• Weak in tension

So instead of redistributing the force,
the concrete splits along the bar.

This is a classic splitting (bursting) failure, not a flexural one.

And when it happens , it’s sudden.

We design for bar tension and development length.

But we often ignore the local forces created at bends and anchorage zones.

That’s where this goes wrong.

What works instead

• Avoid forcing full tension through a single sharp bend near the surface
• Continue part of the reinforcement straight with full development length
• Bend bars deeper into the concrete where confinement is better

Now the forces are distributed,
and the risk of splitting is significantly reduced.

Look at the image again

Same loads.
Same materials.

Different detailing → completely different behavior.

This isn’t a calculation error.

It’s a detailing gap and those are the ones that show up on site.

05/06/2026

Simple Home Plumbing Layout 🇺🇸
Efficient distribution using 3/4” main supply and 1/2” fixture lines for consistent flow across all outlets design ideas.🔥😍👌

05/06/2026

What do YOU think❓❓❓

David Friedland, owner of Friedland Hardwood Flooring and Legacy Coatings in Orlando, Fla., gives us his answer:

This is a question I ask myself often—especially when I walk into a job that’s under 1,500 square feet—because planetary machines have evolved quickly in recent years.

In many applications, belt and drum sanders are still faster—no debate there. But in some situations, it’s becoming harder to say that planetaries aren’t just as fast, if not more efficient.

Here’s why: Most belt and drum sanders are 8 inches wide, require forward and reverse passes and can only get 5–6 inches from the wall. After that, you’re relying heavily on the edger—not just to remove finish, but to flatten the floor. Then comes blending, scratch removal and fixing dish-out, chatter, waves, etc.

Some of today’s planetary machines are 17–18 inches wide, can get ⅜–1 inch from the wall and move 8–9 inches per pass when offset correctly. That means way less edging, scratch removal, etc. In a way, they allow you to refine the floor from the very first cut.

Today, when I’m going into a job, these are some factors I think about when I debate whether I need the big machine:

• How big is the floor, and how long do I want to stay on the same machine?
• Is the finish worn off? Do the homeowners have large dogs? Does the grain look like it has a deep wire-brushed effect? If it does, I certainly use the belt sander first.
• Is the floor water-damaged? Then I’ll use the belt sander first.
• What kind of finish is on the floor? If it is aluminum oxide or ceramic, I am going to use diamond segments on the planetary first.

For those of us who have been sanding wood floors for a long time, it can feel strange to think about whether or not we need our big machine for a particular job, but to sand most efficiently and with less wear and tear on our bodies, it’s important to consider using equipment that is easier to use and more forgiving, too.

05/06/2026

This video demonstrates the technique of applying cement corner finishing to the corners of windows or doors to create a clean, square shape before finishing.
​Here is a summary of the steps in the video:
​Steps of Application
​Cement Corner Finishing (0:00 - 0:02): A corner trowel/scraper and cement mortar are used to prepare the corners straight and level.
​Cutting Over (0:03 - 0:04): A small trowel or cutter is used to cut away the excess cement.
​Using a Brush (0:05): A soft brush is used to clean the surface and smooth the cement.
​Cutting Sharp Corners (0:06 - 0:08): A small knife or a corner cutter is used to create sharp, aesthetic corners.
​Finishing (0:09 - 0:13): The corner surface needs to look clean, straight, and strong before the next spray or paint application.
​Do you have any questions or would you like me to explain any other techniques?

05/06/2026

Here's a quick summary of the video:
​In this video, a tiler (possibly the TikTok account jackthetileruk) demonstrates how to lay and align tiles on a table or structure.
​Here are the steps he takes:
​Preparation: First, he wipes the glue off the edges or bottom.
​Placing the tile: He lifts a smooth green tile and places it face down into the glue.
​Pushing and aligning: He gently pushes the tile so that it is flush and flush with the edges of the surrounding tiles, and he presses both sides of the tile evenly.
​Result: The table or tile looks neat, even, and clean.
​Overall, this video demonstrates the technique and precision in aligning tiles evenly and aesthetically.