Bathroom waterproofing in Alkharj: cost & published offers
In short: In Alkharj (Alkharj), bathroom waterproofing (cost & published offers) begins with the moisture meter for ceilings and walls and the flood test; nothing is opened until the position is clear. The centre of Alkharj sits about 439 m above sea level (SRTM open elevation data). Pricing starts from Bathroom waterproofing (per m²) (SAR 15–40 per m²), and other items are quoted after the visit.
Why bathroom waterproofing differs in Alkharj
The centre of Alkharj sits about 439 m above sea level (SRTM open elevation data). Main roads in or near Alkharj: King Abdullah Road.
Team note on Alkharj: 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 Alkharj sits about 439 m above sea level, according to SRTM open elevation data. For a bathroom waterproofing service, this elevation matters because a town built on a raised inland plateau is generally drier and less exposed to the standing groundwater that affects low-lying coastal sites. In practice, this means that the main job of bathroom waterproofing here is to stop water moving from wet areas into the walls and floor slab, rather than to handle water rising from below. Technicians can usually plan around the existing slab and focus on the shower zone, the junction with the wall and the drain.
Pricing for bathroom waterproofing is listed at SAR 15–40 per m². Because the rate is set per square metre, the final figure depends on the wet area that needs treatment, such as a shower recess, a full floor, or the lower wall band. Other published rates on this site show how the method changes the cost. Epoxy coating is priced at SAR 35–90 per m², spray foam at SAR 20–45 per m², and a bitumen membrane at SAR 15–35 per m². Crack injection, which is useful where hairline cracks appear in the tiles or screed, is charged at SAR 40–120 per metre. Owners who want a single price for the whole room should ask for each surface to be measured and listed separately, so the cost of any crack repair is clear before work begins.
Several mistakes are common in bathroom waterproofing, and owners can avoid most of them by planning ahead. The first is to tile over a damp or dusty surface, which stops the membrane from bonding properly. The second is to skip the upturn at the walls, leaving water a route behind the tiles. The third is to treat only the visible floor and ignore the drain junction, where most leaks start. Owners also often compare quotes without checking whether each one covers the same square metres, the same products and the same crack repairs. Finally, many people leave the flood test until the tiling is finished. Testing the waterproofing with standing water before tiling is one of the simplest ways to catch a fault while it is still cheap to fix.
Prices shown on this page come from our own published price list for the city; the final price is set after inspection.
When do you need bathroom waterproofing?
The following signs are worth checking before they grow:
- A stain under the bathroom on the floor below
- Damp around the shower
- Worn grout
The most common causes
- Corners without waterproofing tape — we check this before anything else.
- A damaged floor layer.
- The area around the floor drain.
Tools and methods, and when we use them
| Tool or method | What it measures | Why it is chosen here |
|---|---|---|
| Moisture meter for ceilings and walls | Where water is entering now, from inside | Limits: measures the effect, not the water path |
| Flood test | Whether the waterproofing holds before it is covered | Limits: for roofs with drains and wet areas before tiling |
How the work is done, step by step
- Finding the source: A supply-pipe leak is ruled out first.
- Preparation: The floor is opened and cleaned where needed.
- Corners and details: Tape and detailing at corners, drains and pipe entries.
- Flood test: The floor is tested before tiling.
Quick comparison: facts and costs in Alkharj
| Item | Value | Source |
|---|---|---|
| Roads | Main roads in or near Alkharj: King Abdullah Road | Kashf data (owner) |
| District profile | The centre of Alkharj sits about 439 m above sea level (SRTM open elevation data) | SRTM (NASA) open data |
| District profile | Team note on Alkharj: 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. | Kashf team |
| Bathroom waterproofing (per m²) | SAR 15–40 per m² | Owner price list (Alkharj) |
Common questions about bathroom waterproofing in Alkharj
Does an underground tank require waterproofing even if it is new?
Yes, concrete is naturally porous, which can lead to leaks or groundwater seepage. Applying epoxy or cementitious insulation from the start maintains water quality and protects the structure from corrosion.
Do you need to evacuate the building during renovation work?
It depends on the type and scope of the work. Surface work such as plastering and painting usually does not require evacuation, while partial or full evacuation may be advised in cases of structural reinforcement, and the contractor determines this after inspection.
What is the first step of bathroom waterproofing (cost & published offers)?
We start with finding the source (a supply-pipe leak is ruled out first), then preparation (the floor is opened and cleaned where needed).
How much does bathroom waterproofing cost in Alkharj?
From our published price list: Bathroom waterproofing (per m²) SAR 15–40 per m². Quantities are confirmed at the inspection.
What do I get at the end?
The flood-test result and photos of each stage, in a technical report that carries a verification code.
What we advise against
- Waterproofing the floor while the supply pipe still leaks
The written outputs
You receive: the flood-test result and photos of each stage, in a technical report with a verification code.
Planning the visit in Alkharj
- Have access ready to the water meter, the tank hatches, the roof and the main valve; in apartment buildings the roof keys are often with the building guard (haris).
- Prices are in Saudi riyals (SAR); the final price is confirmed after the inspection, before any work starts.
- Keep photos of the problem and of any earlier repairs — they help the technician compare before and after.
- If you rent, tell your landlord or building management before the visit and agree in writing who pays; the written report can be shared with them.
Sources and method
- SRTM (NASA) open data
- Kashf data (owner)
- Kashf team
- Customer questions (reviewed)
- Owner price list for Alkharj
- Local pages are published only after a quality gate: real local facts, text similarity of no more than 15% with any other English page, and a claims check.
- النسخة العربية