Water tank waterproofing in Alqunfudhah: with a verifiable technical report

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

Why water tank waterproofing differs in Alqunfudhah

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).

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..

Do you need to waterproof your water tank in Alqunfudhah, and how do you know it is done properly? The town's location answers much of the first question. The centre of Alqunfudhah sits about 7 m above sea level (SRTM open elevation data), and the town is about 0.4 km from the sea coast (OpenStreetMap). Being this close to the coast means salt-laden humid air is a constant presence, which can work its way into concrete and metal over time. For a water tank, that exposure makes a sound internal and external protective layer worth considering, since a leaking tank wastes stored water and can damage the structure beneath it.

Inspection begins with a visual check of the tank's interior and exterior, looking for hairline cracks, flaking surfaces, staining, and any damp patches on the walls or the base. Cracks that carry water are typically sealed by crack injection, which is priced at SAR 40–120 per metre. Surfaces to be coated are then assessed for condition and suitability. Tank internal coating is priced at SAR 25–60 per m², and epoxy coating at SAR 35–90 per m², while spray foam is priced at SAR 20–45 per m². The inspector records measured areas and linear metres of cracking so that the quotation reflects what is actually needed rather than a general estimate. Where the tank sits in a basement or against other structures, the adjoining walls are checked as well, since basement waterproofing is priced at SAR 50–150 per m² and needs to be considered alongside the tank itself.

Before the visit, gather the tank's access details, including the location of the hatch or lid and whether the tank is above or below ground. Clear a safe working area around the tank and make sure the water level can be lowered or the tank emptied on the agreed day, because the surface must be dry and clean for most coatings to bond. Note any past leaks, repairs, or previous coatings, and have any earlier invoices or product details to hand. Confirm which parts of the property are in scope, such as the roof, bathrooms, or basement, so the measurements can be taken in one visit. Clear communication about the access, the water supply, and the area to be treated will help the inspection run smoothly and produce an accurate, itemised quotation.

Each job ends with a written report that carries a verification code you can check on our site.

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:

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

Causes we see in the field

• A common cause: damaged old coating.
• Cracks in the walls or floor — we check this before anything else.
• A common cause: construction joints.

How we choose the tool in Alqunfudhah

How the work is done, step by step

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.

Facts and costs — Alqunfudhah

Short answers for Alqunfudhah

Mistakes that cost more

• Using a material that is not intended for drinking water

What you receive

The written output: the material name, its batch number and the fill-test result. The report is numbered and can be checked with its verification code.