Water tank waterproofing for apartments in Al Qyrwan, Riyadh

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

Why water tank waterproofing differs in Al Qyrwan

The centre of Al Qyrwan is at 24.8794, 46.5626, about 21.7 km from the centre of Riyadh, with an approximate radius of 8 km. The approximate area shown on the map is centred here. The centre of Al Qyrwan sits about 692 m above sea level (SRTM open elevation data).

The nearest wadi channel is about 0.4 km from the centre of Al Qyrwan (OpenStreetMap). Main roads in or near Al Qyrwan: King Khalid Road, King Fahd Road, Prince Mohammed bin Saad bin Abdulaziz Road.

Al Qyrwan sits at 24.8794, 46.5626, about 21.7 km from the centre of Riyadh, with an approximate radius of 8 km. That distance means crews working here are travelling a real distance from the city core, so it helps to book a visit window in advance and to have the tank location and access details ready before the team arrives. The centre of the area sits about 692 m above sea level, which is a useful reminder that the ground and the rooftops here take sun and dry air hard, and that surfaces can dry and crack faster than owners expect.

The nearest wadi channel is about 0.4 km from the centre of Al Qyrwan. Wadi channels can carry sudden surface runoff after heavy rain, and a property that sits this close to one needs its roof drainage, tank covers and basement walls checked with that in mind. For tanks and basements, we inspect the outer walls and the slab edges for signs of water tracking in, and we recommend a sealed tank lid and clear roof outlets so that rainwater is directed away from the structure rather than pooling against it. Where a basement is involved, the work is usually planned around the wall and floor area, which is why our pricing for basement waterproofing sits at SAR 55–160 per m², with the final figure depending on the condition of the substrate and the access available.

Owners in this area often avoid a few common mistakes once they know what to look for. They do not leave a tank uncovered or rely on an old lid that no longer seals, because open tanks collect dust and debris that damage coatings over time. They do not patch a crack and move on, since crack injection, priced at SAR 40–125 per metre, works best when the source is identified first. They also do not choose a cheap liquid roof finish without checking how it will handle the sun, and they do not skip the internal tank coating, priced at SAR 25–65 per m², when a tank is due for attention. Ask for a site visit and a written scope before any work starts.

In apartment buildings, the floor below is often where a leak shows first.

Signs worth paying attention to

If you notice one of these signs in Al Qyrwan, 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

• Damaged old coating — we check this before anything else.
• Cracks in the walls or floor — we check this before anything else.
• Construction joints — we check this before anything else.

How we choose the tool in Al Qyrwan

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 — Al Qyrwan

Common questions about water tank waterproofing in Al Qyrwan

Common mistakes we see

• 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.