Roof waterproofing in Alhait: cost & published offers
In short: In Alhait (Alhait), roof waterproofing (cost & published offers) begins with the roof, falls and drains survey and the moisture meter for ceilings and walls; nothing is opened until the position is clear. The centre of Alhait sits about 980 m above sea level (SRTM open elevation data). Pricing starts from Liquid roof waterproofing (per m²) (SAR 8–25 per m²), and other items are quoted after the visit.
What is specific about Alhait for roof waterproofing
The centre of Alhait sits about 980 m above sea level (SRTM open elevation data).
Is roof waterproofing in Alhait worth paying for, and what does it typically cost? The centre of Alhait sits about 980 m above sea level (SRTM open elevation data), and for roofs the published range for liquid roof waterproofing is SAR 8–25 per m², while bitumen membrane is SAR 15–35 per m². Those figures give a property owner a starting point for comparing offers, though the final price depends on the roof's size and condition.
The inspection usually begins with a walk across the roof to look for cracks, ponding areas, blistered surfaces and failed joints around parapets, drains and rooftop fixtures. The surveyor then notes the area in square metres so each quote can be measured against the same base. Where cracks run through the structure, crack injection is priced separately at SAR 40–120 per metre, so the length of any visible cracks is recorded as well. The aim of the visit is to match the recommended system to the actual condition of the roof rather than to apply one product everywhere.
Before the visit, it helps to clear the roof of loose items, planters and stored materials so the surveyor can see the full surface. Gather any earlier repair records, the date of the last waterproofing work and notes about past leaks, since these show where water has entered before. Note which rooms show stains below the roof, and if you have a water tank on the roof, mention it, because tank internal coating is quoted separately at SAR 25–60 per m². Having the roof dimensions to hand will also make it easier to compare written offers on an equal basis.
Prices shown on this page come from our own published price list for the city; the final price is set after inspection.
When do you need roof waterproofing?
These are the signs most often linked to roof waterproofing:
- Water pooling on the roof
- Stains on the top-floor ceiling after rain
- The old waterproofing is cracking
Where the problem usually comes from
- Wrong falls towards the drains.
- A common cause: damaged waterproofing around tank and AC bases.
- Cracks in the roof slab.
How we choose the tool in Alhait
| Tool | What it finds | When we use it in Alhait |
|---|---|---|
| Flood test | Whether the waterproofing holds before it is covered | Limits: for roofs with drains and wet areas before tiling |
| Moisture meter for ceilings and walls | Where water is entering now, from inside | Limits: measures the effect, not the water path |
| Roof, falls and drains survey | Ponding areas and the condition of the old layer | Limits: shows the condition, not the material alone |
From the first visit to the report
- Survey: Falls, drains and the condition of the old layer are recorded.
- Preparation: Cleaning and repairs before any new layer.
- Primer: The base coat that the system needs.
- Waterproofing layers and details: Corners, upstands and bases get their own detail.
- Flood test: The roof is flooded and checked before it is covered.
Quick comparison: facts and costs in Alhait
| Item | Value | Source |
|---|---|---|
| District profile | The centre of Alhait sits about 980 m above sea level (SRTM open elevation data) | SRTM (NASA) open data |
| Liquid roof waterproofing (per m²) | SAR 8–25 per m² | Owner price list (Alhait) |
| Bitumen membrane (per m²) | SAR 15–35 per m² | Owner price list (Alhait) |
Questions from Alhait
What is the first step of roof waterproofing (cost & published offers)?
We start with survey (falls, drains and the condition of the old layer are recorded), then preparation (cleaning and repairs before any new layer).
How much does roof waterproofing cost in Alhait?
From our published price list: Liquid roof waterproofing (per m²) SAR 8–25 per m²; Bitumen membrane (per m²) SAR 15–35 per m². Quantities are confirmed at the inspection.
What do I get at the end?
A quality record with photos and the flood-test result, in a technical report that carries a verification code.
Mistakes that cost more
- Ignoring the tank bases
- Covering the waterproofing before the flood test
What you receive
The written output: a quality record with photos and the flood-test result. The report is numbered and can be checked with its verification code.
Planning the visit in Alhait
- Keep photos of the problem and of any earlier repairs — they help the technician compare before and after.
- If you rent, tell your landlord or building management before the visit and agree in writing who pays; the written report can be shared with them.
- 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
- Owner price list for Alhait
- 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