Floor & balcony waterproofing in Tabarjal: when to call a technician

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

Floor & balcony waterproofing in Tabarjal: the local context

The centre of Tabarjal sits about 548 m above sea level (SRTM open elevation data). Team note on Tabarjal: 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..

Tabarjal sits in the north of the Kingdom, near the Jordanian border, and the centre of the town is about 548 m above sea level. That elevation matters for floors and balconies. Higher ground in this part of the country tends to see wide day-to-night temperature swings, and those swings make surfaces expand and contract. Over time this movement opens hairline cracks in screeds and at the junction between a balcony slab and the main building. When you plan a waterproofing job here, a surface inspection should look first for these movement lines, because they decide whether a flexible system or a crack repair is the right starting point.

Each service has a practical effect on the work. Crack injection is priced per metre, from SAR 40–120 per m, so a balcony with a long running crack can cost more to seal than one with a small patch of damage. Liquid roof waterproofing, at SAR 8–25 per m², and bitumen membrane, at SAR 15–35 per m², are commonly chosen for open roofs and balconies exposed to sun and rain, while spray foam, at SAR 20–45 per m², suits areas where a seamless layer is needed over an irregular surface. Epoxy coating, at SAR 35–90 per m², is used where a hard, smooth finish is wanted, and XPS boards, at SAR 12–30 per m², are used where insulation is needed alongside moisture control. For wet rooms next to a balcony, bathroom waterproofing runs at SAR 15–40 per m². Knowing the range for your own surface helps you compare quotes on a like-for-like basis.

Owners often make the same few mistakes, and avoiding them saves money. The first is waiting until water stains appear on the ceiling below, by which point moisture has already spread through the structure. The second is painting over a damp or cracked surface, which hides the problem for a short time and then fails. The third is choosing a cheap per-square-metre price without checking whether the crack repair, the surface preparation and the final coat are included. The fourth is ignoring the drainage slope, since standing water is the most common cause of early failure on a balcony. Calling for an inspection before the rainy months, rather than after the first leak, gives you the most options and the lowest cost.

Some signs can be watched for a few days; others need a technician straight away — the signs list above helps you decide.

When do you need floor & balcony waterproofing?

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

Causes we see in the field

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

How we choose the tool in Tabarjal

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.

Tabarjal in facts and sources

Questions from Tabarjal

Mistakes that cost more

• Tiling a balcony without waterproofing

What you receive

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