Bathroom leak detection in Al Alya, Riyadh: for companies (annual contract)

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

Before we start: what we know about Al Alya

The centre of Al Alya is at 24.6931, 46.6845, about 2.5 km from the centre of Riyadh, with an approximate radius of 3 km. The service-area circle on the map below is drawn from this point. The centre of Al Alya sits about 622 m above sea level (SRTM open elevation data).

Al Alya is largely commercial, with shops and offices. Main roads in or near Al Alya: King Fahd Road, Makkah Road, Al Olaya Street.

Al Alya sits roughly 2.5 km from the centre of Riyadh, at about 622 metres above sea level, and its streets are shaped around King Fahd Road, Makkah Road and Al Olaya Street. The dominant building pattern here is commercial and offices, which means many properties are multi-floor buildings with shared plumbing, shared risers and bathrooms used by a steady flow of staff and visitors every day. For a company, a leak in one restroom can quietly affect ceilings, adjacent offices and tenants on lower floors before anyone notices a stain.

Because of this, the first check for an office or commercial building is usually the shared wet-area stack and the floor slab beneath the bathrooms, not only the visible fixtures. Technicians will look at pressure behaviour and moisture patterns across several floors to find where water is actually travelling, since a leak can run along a riser well away from the spot where the damage appears. Work is planned so that the least number of occupied rooms are disturbed, which matters a lot in active office buildings.

Before the visit, it helps to gather the building's plumbing layout or any previous maintenance records, and to note which floors have shown staining, damp smells or ceiling changes. Share the hours when the restrooms are least used so access can be arranged without disrupting staff. Ask the team how they will confirm the leak location, what areas they expect to open, and how they will communicate any findings to property management before work starts.

For companies, an annual contract sets the scope, the visit schedule and the reports in writing.

When do you need bathroom leak detection?

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

• Damp in the wall next to the bathroom
• A stain on the ceiling of the floor below the bathroom
• Peeling paint near the floor drain

The most common causes

• A common cause: a leaking supply pipe or mixer.
• Damaged floor waterproofing around the drain — we check this before anything else.
• A common cause: worn grout joints.

Tools and methods, and when we use them

How the work is done, step by step

1. Pipe or waterproofing?: We separate a pressurised pipe leak from water passing through the floor layer.
2. Listening and moisture readings: Readings are taken around the shower, basin and toilet lines.
3. Floor test: A controlled water test on the floor shows whether the layer lets water through.
4. Recommendation: You know which repair is needed before any tile is lifted.

Al Alya in facts and sources

Questions from Al Alya

What we advise against

• Re-waterproofing the floor while the pipe is still leaking

What you receive

The written output: whether the problem is a pipe or the waterproofing, with its position. The report is numbered and can be checked with its verification code.