Water tank waterproofing for residential buildings in Tabuk

Prepared by the technical team · editorial review · last updated 13 November 2026 · Sources

Why water tank waterproofing differs in Tabuk

Team note on Tabuk: Kashf teams serve this city and its nearby districts with the same documented inspection standard: device-based leak detection without demolition, a written report, and a clear scope before any work begins.. The centre of Tabuk sits about 762 m above sea level (SRTM open elevation data).

Can a water tank in Tabuk be waterproofed without emptying the whole building's supply for weeks? Many property owners here ask this first, and the answer depends on the tank's condition, its size, and the type of coating chosen. Tabuk's centre sits about 762 m above sea level, a height that brings cool winter nights and hot, dry summers, so tanks and their roofs go through wide temperature swings that can open small cracks over time. Internal tank coating is typically priced between SAR 25 and SAR 55 per m², and where cracks are the problem, crack injection is charged at SAR 40 to SAR 115 per metre. Knowing which of these applies to your tank helps you understand the likely scope before any work begins.

The inspection usually starts by draining the tank and cleaning its interior so the surface can be read properly. The inspector looks for hairline cracks along the walls and floor, damp patches, flaking old coating, and any gaps where pipes or fittings enter the tank. Measurements are taken to estimate the area to be treated, and the wall and floor surfaces are checked for moisture before any product is applied. Where the tank sits on a roof or within a building's structure, the surrounding roof and bathroom areas may also be assessed, since leaks in those zones are often mistaken for tank faults. The findings are then set out so you can see which areas need crack injection, which need full coating, and which can be left alone.

Before the visit, clear access to the tank and its lid or manhole, and note any past leaks, repairs, or coatings you already know about. Let the inspector know how the tank is filled and whether it serves only the household or other units in the building, because this affects how long the tank must stay empty. Have a rough idea of the tank's size and whether it is built into a basement, sits on the roof, or stands on the ground. Keep records of previous work if you have them. With these details ready, the inspection can move quickly and the quote can reflect your actual tank rather than a general estimate.

For a residential building, shared risers, tanks and pumps are checked as one system.

Signs that call for water tank waterproofing

The following signs are worth checking before they grow:

• Unusual colour or taste in the water
• Deposits and flaking inside the tank
• A tank that leaks after testing

Causes we see in the field

• Construction joints.
• A common cause: cracks in the walls or floor.
• Damaged old coating.

Tools we use in Tabuk

The steps in order

1. Emptying and ventilation: The tank is emptied and ventilated before entry.
2. Cleaning and preparation: Loose material is removed down to a sound surface.
3. Crack treatment: Active cracks are treated first.
4. Coating layers: A material intended for drinking-water tanks is applied.
5. Disinfection and fill test: The tank is disinfected and the level is monitored after filling.

Quick comparison: facts and costs in Tabuk

Short answers for Tabuk

Common mistakes we see

• Using a material that is not intended for drinking water

What you get after the work

You receive: the material name, its batch number and the fill-test result, in a technical report with a verification code.