Bathroom waterproofing in Alrass: cost & published offers

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

Before we start: what we know about Alrass

Team note on Alrass: 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 Alrass sits about 695 m above sea level (SRTM open elevation data).

Main roads in or near Alrass: King Abdulaziz Road, King Fahd Road, King Salman Road.

Is bathroom waterproofing in Alrass expensive, and what does it actually cost? The published rate for bathroom waterproofing in Alrass is SAR 15–40 per m², which gives a property owner a clear starting range before any site visit. Rates for related work are also listed for comparison: epoxy coating at SAR 35–90 per m², spray foam at SAR 20–45 per m², and bitumen membrane at SAR 15–35 per m². Because the range is wide, the final figure depends on the surface, the method chosen and the area that needs treatment. Alrass itself sits at a centre about 695 m above sea level, a detail worth noting when you compare local offers with those from other cities.

Before any quote is issued, the inspection checks the bathroom floor and the walls where water is most likely to reach. The inspector looks for cracks, since crack injection is priced separately at SAR 40–120 per metre, and measures the wet areas so that the quote is based on real square metres. The inspection also considers whether the work will sit under tiles, which affects the choice between a liquid coating and a membrane. Each step is recorded so that the owner can see why one method is suggested over another, and the published per-square-metre rates are then applied to those measured figures.

To make the visit efficient, have the bathroom accessible and clear of stored items so the surfaces can be checked properly. Note any past leaks, damp patches or areas where the tiles have lifted, and mention whether the bathroom sits above another room or a shared space. Keep a rough measurement of the wet area ready if you have one, and list the finish you want on the floor and walls. With these details at hand, the inspection can move quickly and the resulting estimate will reflect the published rates for Alrass.

Prices shown on this page come from our own published price list for the city; the final price is set after inspection.

Signs that call for bathroom waterproofing

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

• Worn grout
• A stain under the bathroom on the floor below
• Damp around the shower

Where the problem usually comes from

• The area around the floor drain — we check this before anything else.
• Corners without waterproofing tape.
• A common cause: a damaged floor layer.

Tools we use in Alrass

The steps in order

1. Finding the source: A supply-pipe leak is ruled out first.
2. Preparation: The floor is opened and cleaned where needed.
3. Corners and details: Tape and detailing at corners, drains and pipe entries.
4. Flood test: The floor is tested before tiling.

Facts and costs — Alrass

Common questions about bathroom waterproofing in Alrass

Mistakes that cost more

• Waterproofing the floor while the supply pipe still leaks

What you get after the work

The written output: the flood-test result and photos of each stage. The report is numbered and can be checked with its verification code.