Roof waterproofing in Alqunfudhah: preventive periodic check

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

Before we start: what we know about Alqunfudhah

Alqunfudhah is about 0.4 km from the sea coast (OpenStreetMap). The centre of Alqunfudhah sits about 7 m above sea level (SRTM open elevation data).

Team note on Alqunfudhah: 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..

Is it worth checking a roof in Alqunfudhah before a leak appears? Yes, and the local setting explains why. The centre of Alqunfudhah sits about 7 m above sea level, and the town is about 0.4 km from the sea coast. Both facts mean roofs here face humid coastal air and salty conditions, so membranes and seams can age faster than many owners expect. A periodic check lets you catch small defects before water finds its way into the building.

A preventive inspection usually follows a simple sequence. The technician starts by walking the full roof surface to look for blistering, lifted edges, cracks and ponding areas where water sits after rain. Next, the joints around parapets, drains, pipe penetrations and roof hatches are examined, since these are the most common entry points. Where a crack is found, the report should note its length in metres, because crack injection is often priced per metre, typically SAR 40–120 per m. Surface areas of membrane or coating are measured per square metre so that the scope and cost of any repair can be compared against the rate ranges for liquid roof waterproofing (SAR 8–25 per m²), bitumen membrane (SAR 15–35 per m²) and epoxy coating (SAR 35–90 per m²). The inspector then records findings with photographs and a clear list of priorities.

Before the visit, gather the building documents you have, especially any previous waterproofing warranty, invoices and the date of the last recoating. Clear access to the roof, the stairwell and any locked hatches, and move loose items such as satellite equipment or stored materials that could block a close look at the surface. Note any past leak stains, damp patches on ceilings or walls, and the rooms where they appeared, as these clues guide where the inspector should focus. If the building has a water tank on the roof, make sure the tank lid and inlet are reachable, since tank internal coating (SAR 25–60 per m²) may be part of the same review. A little preparation makes the visit faster and the findings more useful.

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

Signs that call for roof waterproofing

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

• Water pooling on the roof
• Stains on the top-floor ceiling after rain
• The old waterproofing is cracking

Causes we see in the field

• Wrong falls towards the drains — we check this before anything else.
• Damaged waterproofing around tank and AC bases — we check this before anything else.
• Cracks in the roof slab — we check this before anything else.

Tools we use in Alqunfudhah

From the first visit to the report

1. Survey: Falls, drains and the condition of the old layer are recorded.
2. Preparation: Cleaning and repairs before any new layer.
3. Primer: The base coat that the system needs.
4. Waterproofing layers and details: Corners, upstands and bases get their own detail.
5. Flood test: The roof is flooded and checked before it is covered.

Alqunfudhah in facts and sources

Questions from Alqunfudhah

What we advise against

• Ignoring the tank bases
• Covering the waterproofing before the flood test

The written outputs

You receive: a quality record with photos and the flood-test result, in a technical report with a verification code.