Floor & balcony waterproofing for warehouses in Sabya

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

Before we start: what we know about Sabya

Main roads in or near Sabya: King Fahd Road, King Abdulaziz Road, King Abdullah bin Abdulaziz Road. Team note on Sabya: 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..

Sabya is about 16.7 km from the sea coast (OpenStreetMap). The centre of Sabya sits about 40 m above sea level (SRTM open elevation data).

Imagine a warehouse owner in Sabya who has just noticed a damp patch spreading across the concrete floor near the loading bay, while the balcony of the small office mezzanine shows hairline cracks after a heavy rain. The owner wants the floor and balcony sealed before stock is damaged, but is unsure where to start or what the work typically costs. This is the everyday situation our floor and balcony waterproofing service is built for.

Sabya sits at about 40 m above sea level, which means the land is not low-lying, so standing water is less of a concern than in coastal low areas. The centre of Sabya is about 16.7 km from the sea coast, so the moisture that reaches a warehouse floor usually comes from rainfall running off the site, from groundwater rising through the slab, or from cracks that let water into the concrete. For a warehouse owner, this means the priority is to stop water finding its way through the floor and balcony edges, not to guard against flooding. Crack injection, typically priced at SAR 40–120 per m, is often the first repair when the damage is localised, while liquid roof waterproofing at SAR 8–25 per m² and epoxy coating at SAR 35–90 per m² suit wider surfaces that carry traffic or stored goods.

A practical sequence helps keep the job controlled. First, walk the floor and balcony after rain and mark every crack, damp patch and ponding area. Second, confirm whether the water comes from above, from the side, or up through the slab, since this decides the method. Third, repair the cracks by injection so the surface is sound before any coating. Fourth, choose the membrane or coating that fits the use: spray foam at SAR 20–45 per m² or a bitumen membrane at SAR 15–35 per m² for areas exposed to weather, and epoxy for floors that take heavy use. Fifth, make sure drainage falls away from the building so water does not sit against the edges again. Finally, ask for a written per-m² and per-metre breakdown so the cost of each stage is clear before work begins.

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

Signs worth paying attention to

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

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

Where the problem usually comes from

• A blocked drain.
• Incorrect falls — we check this before anything else.
• A threshold without waterproofing.

Tools we use in Sabya

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.

Quick comparison: facts and costs in Sabya

Common questions about floor & balcony waterproofing in Sabya

Common mistakes we see

• Tiling a balcony without waterproofing

The written outputs

You receive: the flood result and photos of the details, in a technical report with a verification code.