Water tank waterproofing in Taif: with a verifiable technical report

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

Why water tank waterproofing differs in Taif

The centre of Taif sits about 1673 m above sea level (SRTM open elevation data). Team note on Taif: 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..

Is a leaking water tank in Taif worth repairing, or does it need replacing? Most owners ask this first, and the answer depends on what the inspection finds. The centre of Taif sits about 1673 m above sea level (SRTM open elevation data), and that altitude shapes how a rooftop tank is used and how its coating ages, so a repair plan should be based on the tank's actual condition rather than a general guess. Tank internal coating is priced at SAR 25–55 per m², which gives owners a clear benchmark when comparing a full internal recoat with a patch repair.

The inspection follows a set order. The technician first checks the tank's walls, floor and seams for cracks, flaking or staining, and notes where water is escaping. Cracks are measured in metres, because crack injection is priced per metre at SAR 40–115 per m, so the length of each crack directly shapes the quote. The roof area above the tank is then assessed, since liquid roof waterproofing is charged at SAR 10–25 per m² and bitumen membrane at SAR 15–35 per m². Where the roof and tank meet, the technician looks for surfaces that have lifted or pulled away. Each finding is recorded against an area or length so that the written estimate matches what was seen on site, and no work is added that the inspection did not justify.

Before the visit, prepare a few things that save time. Clear access to the tank lid, the roof and the ladder route, and make sure the water level can be lowered or the tank emptied if the technician asks for it. Note when the leak was first noticed, whether it appears after filling or only during heavy use, and any previous repairs or coatings you know about. Photographs of stains or wet patches taken during and after use are useful. Finally, confirm which areas you want surveyed, such as the tank interior only or the roof as well, so the inspection covers what you need. With these details in hand, the technician can give a clear, itemised estimate from the start.

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

Signs worth paying attention to

The following signs are worth checking before they grow:

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

Where the problem usually comes from

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

Tools we use in Taif

From the first visit to the report

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 — Taif

Common questions about water tank waterproofing in Taif

What we advise against

• Using a material that is not intended for drinking water

The written outputs

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.