01 · Project overview

What is this project?

Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles, 110 square metres in 2022. The products on the job are Polyurea Rayston, Epoxy 100.

Project case study Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles This pool waterproofing Almansa project renewed a private tiled pool in Albacete.

First, they were sealed with Rayston Epoxy 100 Gel .

Then came Polyurea Rayston and a blue Paintchlore 2K top coat.

Krypton Chemical supplies the resin system. The duty is ordinary and strict: keep water, wear and weather on the right side of the structure, and do it in the details as well as in the open field.

ProjectPool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles
Area110 m²
Year2022
ProductsPolyurea Rayston, Epoxy 100

02 · The challenge

What did this structure ask of the system?

A pool stays full. Chlorine, warm water and the steps where people stand all sit on one lining. The failure is almost never in the middle of the floor. It is at an outlet, a corner, or a joint someone left for later.

Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles has to be one film, taken around those details while the material can still do it. Across 110 square metres, a thin spot is not a small repair.

Applicator coating the tiled pool wall during the first layer, Almansa
Applicator coating the tiled pool wall during the first layer, Almansa

03 · The solution

Which system was trusted here?

The system trusted here is the one named for the job: Polyurea Rayston, Epoxy 100. It is chosen because it matches the substrate and the exposure, not because every building wants the same can.

The build-up is there to survive the exposure this structure actually has, including the lines where workmanship usually goes thin.

04 · Application

How is the system built?

Where the system is Polyurea Rayston, the concrete or the prepared deck is not sprayed over dirt. Pull-off should be at least 1.4 N/mm2. Cracks are cut out and filled. Moisture in the concrete stays under 4 percent, with the concrete between 10 and 40 degrees C. If the slab is damp behind, two coats of epoxy primer go on, the second blinded with quartz. That bond is what stops a blister when the deck heats up.

The spray is hot. Resin about 65 degrees C, isocyanate about 75 degrees C, hose about 65 degrees C, and at least 140 bar at the gun. The usual build is 1.5 to 2.0 kg per square metre, about 1.5 to 2 mm. Gel time is about 4 seconds at 25 degrees C. Typical elongation is 324 percent and tensile strength is 16.2 MPa. Those are the product’s figures, not a thickness measured on Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles. An aromatic film shifts colour in the sun, so an exposed face takes an aliphatic topcoat. A buried lining does not need that coat to keep its strength.

On Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles the lining is under water for months at a time. Steps, skimmers and the floor-to-wall corner take the movement and the chlorine together. A joint left in one of those lines will open. The film has to turn the corner at the same build as the floor.

Old tile, where that is the substrate, is a special case. The glaze is a closed face. It is prepared until the resin has something to hold, and every loose tile is out before the primer. Encapsulating a drummy tile is how the lining comes back up in the first season.

Filling waits until the cure the product asks for, not until the pool looks finished. Early water is a soft film and a blister. The outlets are sprayed or rolled into the same film, not collared afterwards.

05 · Results

What does a job like this stand behind?

Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles has one standard. The coating is still doing its job after the building is back in use, at the details as well as in the middle. The area on this job is 110 square metres.

Figures for cure, thickness and strength, where they are given, come from the product data sheets. They are not a test cut out of this building.

What this asks of Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles is workmanship at the difficult line. The open field is the easy part of a resin job. Outlets, edges, penetrations and changes of plane are where thickness goes missing, and where water or wear finds the gap. The same products and the same care belong there, and the cure is allowed to finish before the building goes back into use. That is the difference between a coating that was simply applied and a system that stays in service.

06 · Products

Products on this job

Polyurea Rayston

Named on this project. The data sheet carries the application window and the typical figures.

Technical data sheet

Epoxy 100

Named on this project. The data sheet carries the application window and the typical figures.

07 · FAQ

Frequently asked questions

Where is this project?

Pool Waterproofing Almansa: Polyurea Over Old Ceramic Tiles. the place named on this project

When was the work done?

2022.

Which products were used?

Polyurea Rayston, Epoxy 100.

Why are the details done first?

Outlets, upstands and joints are where water gets in. They are closed with the same system as the main area.

Are the figures measured on this job?

No. Thickness, elongation and cure times quoted here are the products’ typical data.

08 · Photos

On site

Pool waterproofing Almansa: finished blue pool with its stone coping and terracotta deck
Pool waterproofing Almansa: finished blue pool with its stone coping and terracotta deck
Applicator coating the tiled pool wall during the first layer, Almansa
Applicator coating the tiled pool wall during the first layer, Almansa
Pool shell covered with a grey coat before the blue top coat, Almansa
Pool shell covered with a grey coat before the blue top coat, Almansa
Blue Paintchlore 2K going on over the grey layer in the Almansa pool
Blue Paintchlore 2K going on over the grey layer in the Almansa pool
Glossy blue pool coating over the old ceramic tiles in Almansa
Glossy blue pool coating over the old ceramic tiles in Almansa
Applicator working on the tiled pool floor and walls in Almansa
Applicator working on the tiled pool floor and walls in Almansa

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