Floor & balcony waterproofing for warehouses in Muhayil Aseer

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

Before we start: what we know about Muhayil Aseer

Team note on Muhayil Aseer: 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.. Main roads in or near Muhayil Aseer: King Faisal Road, King Abdulaziz Road.

The centre of Muhayil Aseer sits about 455 m above sea level (SRTM open elevation data).

Floor and balcony waterproofing for warehouses in Muhayil Aseer starts with the altitude. The centre of Muhayil Aseer sits about 455 m above sea level (SRTM open elevation data), so the first checks are about how the ground and open surfaces will handle rain and temperature swings at that height. A technician will look at whether water is likely to pool on the warehouse floor or run toward doorways, and whether balcony and loading-area slabs drain freely to the outside. These are the points that shape the rest of the job, so they are reviewed before any product is chosen.

Several decisions depend on what is found on the day, and they are left to the site visit. The technician will inspect the existing floor for cracks, hollow areas and old coatings, and will measure the areas that need treatment. Choosing between epoxy coating, spray foam, crack injection, liquid roof waterproofing, bitumen membrane or XPS boards depends on the surface type, the load the floor carries and whether any moving joints are present. For reference, epoxy coating costs SAR 35–90 per m², spray foam SAR 20–45 per m², crack injection SAR 40–120 per metre, and liquid roof waterproofing SAR 8–25 per m². The final figure is set only after the visit confirms which of these methods fits the site.

To help the technician prepare, it is useful to have the warehouse dimensions, the list of floor and balcony areas, and any previous repair records to hand. Note where water has been seen entering, how long it stays after rain, and whether the floor is used for storage of liquids or heavy goods. If a tank or basement is connected to the warehouse, mention it, since basement waterproofing runs SAR 50–150 per m² and tank internal coating SAR 25–60 per m², and these are priced separately. Bitumen membrane (SAR 15–35 per m²) and XPS boards (SAR 12–30 per m²) are also options that can be discussed once the layout is clear. Clear information at this stage lets the visit move quickly and keeps the scope accurate.

For warehouses, work is phased around operations and stored goods.

When do you need floor & balcony waterproofing?

The following signs are worth checking before they grow:

• Damp under the light well
• A wrong fall towards the door threshold
• Water passing from the balcony to the floor below

The most common causes

• A common cause: a blocked drain.
• Incorrect falls.
• A common cause: a threshold without waterproofing.

Tools and methods, and when we use them

From the first visit to the report

1. Checking the falls: Where water collects and where it should go.
2. Details: Thresholds, drains and upstands.
3. Waterproofing: The layer is applied and protected.
4. Flood test: Tested before the finish goes on.

Facts and costs — Muhayil Aseer

Common questions about floor & balcony waterproofing in Muhayil Aseer

What we advise against

• Tiling a balcony without waterproofing

The written outputs

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