Water tank waterproofing for restaurants in Alqunfudhah

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

What is specific about Alqunfudhah for water tank waterproofing

Alqunfudhah is about 0.4 km from the sea coast (OpenStreetMap). The centre of Alqunfudhah sits about 7 m above sea level (SRTM open elevation data).

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 restaurant water tanks in Alqunfudhah need waterproofing, given how close the town sits to the coast? The centre of Alqunfudhah sits about 7 m above sea level, and the town is about 0.4 km from the sea coast, so the air is humid and salt can reach rooftop and tank surfaces. For a restaurant that depends on a steady supply for kitchens, washing and customer restrooms, a leaking tank is a serious problem that should be checked before it becomes a shutdown. Tank internal coating is priced at SAR 25–60 per m², and that is the figure owners should use when they compare quotes, since the cost depends on the tank's surface area.

When the inspection visit happens, the technician will look at the tank from the outside and inside, checking for cracks, damp patches, flaking old coating and any joints where water could be seeping. Where cracks are found, crack injection is priced at SAR 40–120 per metre, so the technician will measure the length of each crack and note it on the report. If the roof above the tank is also exposed, liquid roof waterproofing at SAR 8–25 per m² and bitumen membrane at SAR 15–35 per m² are common options to compare, and the inspector will note which areas are affected. The findings are then explained in plain terms so the owner understands what is needed and why.

Before the visit, gather a few details so the inspection runs smoothly. Confirm the tank's location, its approximate size and how it is accessed, and make sure the area around it is clear of stored goods. Have any previous repair records or maintenance notes ready, and note when you first noticed a leak or a drop in water pressure. Arrange access for the inspector at a time that does not clash with kitchen service, and let your staff know the tank may need to be emptied. Clear information at this stage makes the quote more accurate and helps the restaurant return to normal operation sooner.

For restaurants, visits are planned outside service hours and recorded for the premises file.

Signs that call for water tank waterproofing

These are the signs most often linked to water tank waterproofing:

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

Causes we see in the field

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

How we choose the tool in Alqunfudhah

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.

Facts and costs — Alqunfudhah

Short answers for Alqunfudhah

What we advise against

• Using a material that is not intended for drinking water

The written outputs

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