Bitumen membrane in Khobar: cost & published offers
In short: In Khobar (Khobar), bitumen membrane (cost & published offers) begins with the roof, falls and drains survey and the flood test; nothing is opened until the position is clear. The centre of Khobar sits about 9 m above sea level (SRTM open elevation data). Published price: Bitumen membrane (per m²), SAR 15–35 per m²; anything else is quoted after the inspection.
What is specific about Khobar for bitumen membrane
Team note on Khobar: 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.. The centre of Khobar sits about 9 m above sea level (SRTM open elevation data).
Khobar is about 1.8 km from the sea coast (OpenStreetMap).
What does a bitumen membrane cost in Khobar, and what do published offers usually include? For most owners, the answer starts with the price per square metre. Bitumen membrane work in Khobar is published at SAR 15–35 per m², which places it among the lower-cost waterproofing options listed for the area. The city centre sits about 9 m above sea level, and Khobar lies roughly 1.8 km from the coast, so the local conditions are worth noting when you compare quotes for a roof or other exposed surface. Keep in mind that a figure per square metre is a starting point, not the full picture of what your project will require.
Once you have a quote in hand, the inspection is where the real scope gets decided. A good visit should look at the existing surface, check for cracks and areas where water has already passed through, and measure the exact area to be treated so the square-metre rate can be applied correctly. The inspector should also note the condition of any drainage points, upstands and joints, because these are the spots where a membrane most often fails. Ask the person visiting to explain in plain terms what they found, which parts they propose to treat, and why. If a crack needs separate attention, ask whether it is priced per metre rather than per square metre, since crack injection is published at SAR 40–120 per metre and would be billed on a different basis.
Before the visit, gather what will make the inspection faster and the quote more accurate. Have any previous waterproofing records, roof plans or sketches ready, and note the date and location of any past leaks, including whether they appeared after rain or during the hot season. Clear access to the roof or affected area, and make sure the surface is reasonably free of loose debris so the inspector can see its true condition. Write down your questions in advance, especially about which parts of the offer are included and which are extra. Comparing several written quotes side by side, using the same measured area, will show you clearly which offer covers what you need.
Prices shown on this page come from our own published price list for the city; the final price is set after inspection.
Signs worth paying attention to
The following signs are worth checking before they grow:
- A flat concrete roof that needs waterproofing
- Old rolls that are cracking
The most common causes
- No protection layer — we check this before anything else.
- A common cause: seams that were not welded properly.
Tools we use in Khobar
| Tool or method | What it measures | Why it is chosen here |
|---|---|---|
| Roof, falls and drains survey | Ponding areas and the condition of the old layer | Limits: shows the condition, not the material alone |
| Flood test | Whether the waterproofing holds before it is covered | Limits: for roofs with drains and wet areas before tiling |
The steps in order
- Preparation: Cleaning, priming and repairs.
- Torch welding: Overlaps are welded and checked.
- Details: Upstands, drains and bases.
- Protection and flood test: Protection is laid after a successful flood test.
Quick comparison: facts and costs in Khobar
| Item | Value | Source |
|---|---|---|
| District profile | Team note on Khobar: 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. | Kashf team |
| District profile | Khobar is about 1.8 km from the sea coast (OpenStreetMap) | © OpenStreetMap contributors (ODbL) |
| District profile | The centre of Khobar sits about 9 m above sea level (SRTM open elevation data) | SRTM (NASA) open data |
| Bitumen membrane (per m²) | SAR 15–35 per m² | Owner price list (Khobar) |
Questions from Khobar
Can the roof be insulated over the existing insulation layer?
This depends on the condition of the old layer. If it is intact and stable, a new layer may be applied. If it is damaged, it must be removed. A technician will determine this after inspection.
What is the best type of roof waterproofing for Khobar's climate?
The choice depends on the surface and its use. Bituminous rolls and liquid polyurethane coatings are common for exposed roofs to resist heat and humidity, while cementitious materials suit tanks and bathrooms. The contractor determines the best type after inspection.
What is the best type of roof waterproofing in Al-Khobar?
It depends on the roof condition and usage. Bitumen rolls and liquid polyurethane are common, while foam with a protective layer suits those wanting both thermal and water insulation.
What is the first step of bitumen membrane (cost & published offers)?
We start with preparation (cleaning, priming and repairs), then torch welding (overlaps are welded and checked).
How much does bitumen membrane cost in Khobar?
From our published price list: Bitumen membrane (per m²) SAR 15–35 per m². Quantities are confirmed at the inspection.
What do I get at the end?
Photos of the welds and the flood-test result, in a technical report that carries a verification code.
What we advise against
- Leaving the membrane exposed without protection
What you receive
You receive: photos of the welds and the flood-test result, in a technical report with a verification code.
If you live in Khobar and are new to the area
- You can message us on WhatsApp in English; the booking details are sent back to you in the chat to confirm before the visit.
- The Saudi weekend is Friday and Saturday; mention your preferred day and time when booking.
- Have access ready to the water meter, the tank hatches, the roof and the main valve; in apartment buildings the roof keys are often with the building guard (haris).
- Prices are in Saudi riyals (SAR); the final price is confirmed after the inspection, before any work starts.
Sources and method
- SRTM (NASA) open data
- © OpenStreetMap contributors (ODbL)
- Kashf team
- Customer questions (reviewed)
- Owner price list for Khobar
- Local pages are published only after a quality gate: real local facts, text similarity of no more than 15% with any other English page, and a claims check.
- النسخة العربية