Floor & balcony waterproofing in Sabya: preventive periodic check

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

What is specific about Sabya for floor & balcony waterproofing

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

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

Start with the place itself. The centre of Sabya sits about 40 m above sea level (SRTM open elevation data), and Sabya is about 16.7 km from the sea coast (OpenStreetMap). A balcony or floor check here therefore begins with the roof-level and balcony surfaces, which are the first places rain and water runoff meet a building. Before any detailed work, the technician looks at the drainage outlets on the balcony, the slope of the floor toward those outlets, and the state of the upstand where the surface meets the wall. Ponding after rain, dark patches along the edge, or paint lifting near the door sill are the early signs that a preventive check is worth doing now rather than later.

What is left to the site visit is the part that cannot be judged from a description. The technician measures the affected area, tests whether the surface is sound enough to take a new layer, and decides which system suits the substrate. Crack injection is priced per metre and is usually needed only where a crack is active, so the crack length and whether it moves are confirmed on site. Liquid roof waterproofing is priced per square metre at SAR 8–25 per m², bitumen membrane at SAR 15–35 per m², and spray foam at SAR 20–45 per m², but which of these fits the balcony depends on the slope, the access and what is already underneath. The final quote follows that inspection rather than being fixed in advance.

For the technician, the most useful information is a short record of where water has been seen, when it appears, and whether the problem is on the floor, the balcony edge or inside a wall adjacent to it. Note any existing coating, how old it looks, and whether an earlier repair has been done. Photographs of the drainage outlets and the upstand help more than a long verbal account. Where the balcony sits above a room with a bathroom or a water tank, mention that too, since bathroom waterproofing is priced at SAR 15–40 per m² and tank internal coating at SAR 25–60 per m², and a shared drain or wall can link the two areas. Clear answers to these points let the visit focus on the work that matters.

Preventive checks follow a written schedule instead of waiting for a fault.

Signs worth paying attention to

These are the signs most often linked to floor & balcony waterproofing:

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

Where the problem usually comes from

• A blocked drain — we check this before anything else.
• A common cause: a threshold without waterproofing.
• A common cause: incorrect falls.

Tools we use in Sabya

How the work is done, step by step

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.

Sabya in facts and sources

Short answers for Sabya

What we advise against

• 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.