Floor & balcony waterproofing for apartments in Badr

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

What is specific about Badr for floor & balcony waterproofing

The centre of Badr sits about 109 m above sea level (SRTM open elevation data). Team note on Badr: 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..

Water getting into apartment floors and balconies usually starts small: a hairline crack at the junction between the balcony slab and the wall, a bathroom floor that was never sealed properly at the drain, or a tile joint that has lost its grout. In apartments these leaks often show up on the ceiling of the unit below, which is why the damage can look like it started somewhere else. Crack injection is commonly the first step when the problem is a visible line in the concrete, and it is priced per metre, so the length of the crack drives the cost more than the room size does. Bathroom and balcony surfaces are usually sealed over a larger area, typically priced per square metre.

The centre of Badr sits about 109 m above sea level, and that matters for how a contractor plans the work. Badr is a dry, flat area at a modest elevation, so the main concern is not standing water but the daily heat and sun on exposed balcony slabs and roofs, which causes the coating to expand and contract. For that reason the approach should favour flexible materials that can handle movement, such as liquid roof waterproofing and bitumen membrane, rather than rigid finishes that crack under temperature swings. A surveyor should check the drainage slope on the balcony so that water runs away from the building and does not pool against the wall.

Before the visit, ask the provider which product they plan to use and why it suits a balcony or floor exposed to sun, and whether the quote is per square metre or per metre of crack. Ask them to show the area they will measure, and to explain how the surface will be prepared before any coating goes on, since poor preparation is the most common reason a new layer fails. Ask whether the price covers removal of old tiles or screed, and how long the work will keep residents out of the room. A written scope that names each area and each material will make it much easier to compare offers and to know exactly what has been agreed.

In apartment buildings, the floor below is often where a leak shows first.

When do you need floor & balcony waterproofing?

The following signs are worth checking before they grow:

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

Tools we use in Badr

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.

Quick comparison: facts and costs in Badr

Short answers for Badr

Common mistakes we see

• Tiling a balcony without waterproofing

What you get after the work

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