Water tank waterproofing in Alqunfudhah: when to call a technician

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

Why water tank waterproofing differs in Alqunfudhah

Team note on Alqunfudhah: 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 Alqunfudhah sits about 7 m above sea level (SRTM open elevation data).

Alqunfudhah is about 0.4 km from the sea coast (OpenStreetMap).

Alqunfudhah sits about 7 m above sea level, and its centre is about 0.4 km from the sea coast. Those two facts shape what a technician checks first on a water tank. Because the town is so close to the sea, a technician looks first at the tank's interior surface and any salt deposits or staining along the seams, then checks the base and the joints where the tank meets its support. A tank that has been sitting in coastal air for years can show early corrosion or coating breakdown that is easy to miss from the outside, so this is the first thing worth asking about when you call.

Several details can only be settled on site. The technician must see the actual tank material, the extent of any cracks or leaks, and whether water is seeping in from the outside or escaping from within. They will also judge how far the damage has spread and whether a patch will hold or the coating needs to be replaced across the whole surface. Pricing depends on the area involved, so the technician needs to measure the tank's internal surface and any repaired joints before quoting. A tank internal coating typically falls between SAR 25 and SAR 60 per m², while a crack injection is priced per metre at SAR 40 to SAR 120 per m, so an accurate measurement matters.

To help the technician, have ready the tank's approximate size and age, the location of any visible leaks or damp patches, and a note of when you first noticed the problem. If the tank was coated before, mention what product was used. Clear access to the tank and its roof also saves time on the day. Keep the water level as it normally is, so the technician can see where leaks start. With this information to hand, the site visit can focus on what matters and produce a clear plan for the repair.

Some signs can be watched for a few days; others need a technician straight away — the signs list above helps you decide.

When do you need water tank waterproofing?

If you notice one of these signs in Alqunfudhah, it is a good moment to talk to the team:

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

The most common causes

• Construction joints.
• A common cause: damaged old coating.
• Cracks in the walls or floor.

Tools and methods, and when we use them

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.

Alqunfudhah in facts and sources

Questions from Alqunfudhah

Common mistakes we see

• Using a material that is not intended for drinking water

What you receive

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