Water tank waterproofing in Al Rahmah, Jeddah

Al Rahmah is a newly developing residential subdivision in south Jeddah laid out on flat open ground and subdivided into villa plots with stretches of vacant land between them. The tanks are new but face exposure to the heavy grey industrial dust that settles from the nearby port and factory zone, which differs markedly from the pale sand dust of inland areas.

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Interior surfaces fully sealed
Food-safe coating materials
Cracks and gaps filled first
Inspected before handover

Why tank waterproofing protects your water supply

The location along Al Lith Road places Al Rahmah between the heavy lorry traffic to the port and the industrial warehouses. The dust that accumulates here is grey with diesel and metal filings, not the lighter sand of more distant districts.

Seal before a leak develops

Flat terrain in Al Rahmah causes rainwater to pool around foundations in winter, raising humidity around the tank walls on the exterior.
Repair an existing slow drip

Ongoing construction around villas leaves heavy dust on rooftops throughout the area. Pre sealing cleaning must be thorough to remove all contaminants from the interior walls.
Keep drinking water free of debris

Industrial pollutants from the port accumulate in tank sediment faster here than in other districts, and full sealing prevents these pollutants entering from the first day.
Reduce maintenance over time

Tank renewal through sealing is cheaper than replacement in Al Rahmah, especially as ongoing construction makes roof access difficult and disruptive to new neighbours.

Everything included in the service

Tank drained of water
Walls scrubbed with brush
Surfaces dried before coating
Cracks and gaps sealed
Primer coat brushed on
Waterproofing coat brushed on
Second coat applied over first
Coating inspected before leaving

How the waterproofing job is carried out

Booking and access arrangement
Draining, cleaning, and drying
Sealing and coating
Inspection and handover

What changes about water tank waterproofing in Al Rahmah

Newly built villas in Al Rahmah show fine cracks in the tank structure within the first year of active household use, even when construction appeared solid. For the whole method, see how we approach water tank waterproofing.

The first reason
Industrial dust heavy with metal contaminates fast

Grey dust from the port and factories contains particles of metal and diesel that are dense and do not travel far. The dust settles on rooftops and enters tanks through any small opening or crack. Sealing closes every entry point and blocks industrial contaminants completely from the interior.
The second reason
New cracks open from ground movement during construction

Ongoing building activity around villas causes ground vibration and soil shift, putting stress on the new rooftop tank. The stress opens fine cracks through thermal and mechanical pressure. These appear hairline but allow dust and moisture ingress.
The third reason
Port humidity penetrates newly poured concrete walls

Sea humidity from the direction of the port keeps the air damp, and fresh concrete poured for new villas may be porous or weak. Sealing protects against this moisture and keeps the water inside clean and free from off tastes and smells.

The character of Al Rahmah

New development: ongoing construction and vacant plots between the homes

In a newly developed area like Al Rahmah, the villas are new but the surrounding industrial environment is heavy. Tanks appear sound initially but are exposed to factory pollutants from day one. Sealing protects them before problems become visible.

What the tank looks like after

A sealed, smooth interior surface

The coating bonds to the concrete or fibreglass and fills any hairline cracks that were present.

No active leaks or seeping

Gaps that were allowing water to seep through the walls or base are filled and covered.

Food-safe lining throughout

Every applied material is rated safe for contact with drinking water.

What our customers said

«شغلهم ما شاء الله، أنصح الجميع بالتعامل معهم. عن تجربة وثقة.»

Hesham ZayanAugust 2026 · Review on Google Maps

«أفضل شركة تنظيف بالبخار. أسعارهم ممتازة وشغلهم مرة كويس.»

Bashar Al-MushaikhiJuly 2026 · Review on Google Maps

«خدمة ممتازة.»

Abdullah Al-GhamdiAugust 2026 · Review on Google Maps

«ممتازين.»

Muhammad EshraJuly 2026 · Review on Google Maps

Read the reviews on Google

Some of our work

Illustrative photographs. Our own job photographs go here as soon as the client approves them.

What is different about South Jeddah

South Jeddah is the working end of the city: the Islamic Port, the industrial city with its warehouses and workshops, and behind them older low rise districts such as Ghulail and Al Khumrah. The roads are built for lorries, and port and factory traffic runs through the night, so the dust that settles here is grey with diesel and metal filings rather than pale sand. Buildings are mostly older concrete with flat roofs and open stairwells that collect it. Sea humidity keeps it damp, and in summer it sets hard on ledges and cladding.

Nearby districts we cover

Al Barakah Al Karamah Al Fadeelah

Questions worth asking first

Do brand new villa tanks in Al Rahmah need waterproofing immediately after construction?

New tanks appear sealed initially but fine cracks form within the first summer of household use. Industrial dust and port humidity accelerate the process, so preventive sealing in year one protects against years of water quality problems.

Does metal filings from heavy lorry traffic reach the tank water directly?

Metal filings and diesel are suspended in the grey industrial dust, and enter through cracks and weak joints in the tank walls. Sealing blocks every entry point and keeps the water clean and safe to drink.

Do tanks on land reclaimed from old farmland need different waterproofing?

Some villas stand on former agricultural ground, where soil retains higher moisture. These tanks need standard waterproofing that protects against both dust and dampness in the same way as elsewhere.

Do ceiling cracks in a new villa come from a leaking tank above?

Tank seepage begins as small drips on the ceiling below the tank. Over time they leave damp patches and may cause wider moisture damage. Sealing stops the leak at source and protects the entire building structure from deterioration.

Do vacant plots around the villa affect how fast the tank deteriorates?

Vacant land causes soil movement, particularly in summer and winter cycles. This pressure strains the villa foundation and the rooftop tank. Sealing protects the tank itself, though a sound foundation is equally important.

Should the tank water be tested before the household starts drinking it?

Municipal water arrives treated from the supply, but the tank may add dust or contaminants. Testing after sealing confirms the water is completely clean before daily household use begins.

How much does water tank waterproofing in Al Rahmah cost?

It is set after we see the job, because the price follows the kind of work, the size of the space, its condition and the time and materials it needs. Send a photo and a short description on WhatsApp and we will give you an estimate before we reach Al Rahmah.