A technician checking the inside wall of a concrete water tank with a torch
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Tank leak repair in An Nawwariyah Makkah

An Nawwariyah is a mixed quarter with old villas, modern apartments and wide undeveloped plots. Old villas have rooftop tanks mounted directly on the slab, apartment blocks have both ground and elevated tanks. Leaks start from concrete cracks caused by temperature swings and intense heat exposure on roofs.

  • Potable-rated materials

    Linings and disinfectants cleared for drinking water tanks, not general-purpose products.

  • You get the downtime first

    How many hours the tank is out of service, told before we start rather than after we finish.

  • A first-draw flush

    We run the first draw off after refilling, and the tank is not handed back until the water runs clear.

  • Ground and roof tanks

    Villas, apartment blocks and premises that need a written record of each visit.

Why the job is different in An Nawwariyah

Older villas in the district require regular rooftop tank maintenance, and newer apartment blocks have elevated tanks exposed to direct sun year-round. The method is set out in full on what Tank leak repair involves.

The first reason

Old villas with exposed rooftop tanks

Villas built decades ago have tanks mounted directly on roof slabs, exposed to sun all day. Concrete cracks from daily thermal expansion and contraction as night and day temperatures swing sharply.

The second reason

Apartment blocks with ground and elevated tanks

Modern apartment buildings have ground tanks beneath foundations holding heavy standing water, and shared rooftop tanks. Ground tanks leak through old stone walls and elevated tanks leak at pipe joints and valve connections.

The third reason

Vacant plots and ongoing new construction

Undeveloped land under construction relies on temporary build water and basic holding tanks. Temporary tanks are poorly sealed and leaks are common.

An Nawwariyah on the map

An Nawwariyah sits about 4 km from Al Umrah Al Jadidah and about 7 km from Al Buhayrat.

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Before treatment

Where the water leaves decides how it is repaired

A north western district near the Fourth Ring Road, bounded northward by Madinah Road, mixing villas, apartment blocks and vacant land under development.

A concrete wall marked with damp and a white salt bloom

Damp and salt on the outside wall

Test the float valve and outlet by closing both and observing water level drop over hours to confirm tank integrity.

A fine crack running across a concrete surface

The kind of crack

Identify the leak source by direct inspection of cracks or seeping points on inner and outer walls after full drainage.

The corner where a concrete floor meets a wall

The wall to floor junction

Check pipe joints and valves manually at inlet, outlet and branch connections for corrosion and loose fitting.

Water pipes passing through a concrete wall

Pipe entries

Clean the tank of sediment, silt and suspended matter using brush and fresh water after complete drainage.

A blistered and peeling layer on a concrete surface

The condition of the old lining

Ensure full tank dryness before lining, using ventilation or air pressure suitable for villa and apartment positions.

A white plastic water tank standing outside

What the tank is made of

Inspect concrete around cracks for erosion and structural weakness before final repair.

How we work

  1. 1

    Inspect and locate the leak

    We close the float valve and the outlet, mark the water level and watch it fall, then check the fittings and the wall beside it. That separates a tank leak from a pipe leak or a float valve that never shuts.

  2. 2

    Drain, clean and dry

    We empty the tank, lift the sediment off the base, wash back to sound concrete and let the surface dry. No repair holds on a damp or dusty face.

  3. 3

    Repair the cracks and the entries

    We cut the crack open, fill it with a non-shrink mortar, inject anything still weeping and rebuild around the pipe sleeve. A joint that moves takes a flexible detail, not a rigid one.

  4. 4

    Refill, test, then sterilise

    We refill, read the level again to confirm the drop has stopped, then sterilise before the water is used, because the tank has been open with tools and hands inside it.

What tank leak repair includes

  • A technician inspecting with a flashlight

    A marked level test

    A reading before and after with everything shut, which establishes that the loss is the tank and not the plumbing.

  • A metal floor drain

    Draining and sediment removal

    Water and silt out of the base, so the floor and the walls can be seen as they really are.

  • A spray nozzle in close detail

    Pressure wash and dry back

    The weak layer and the dust come off, because a repair only holds on sound concrete.

  • A gloved hand applying bait into a joint

    Cracks opened and filled

    The crack is cut open and filled with a non-shrink mortar, and anything still weeping under water pressure is injected.

  • The visit report being written on a clipboard

    Refill and a recorded test

    We refill, read the level again and write the reading down, so the result is not a matter of opinion.

  • A clean kitchen counter after treatment

    Sterilised and back in service

    A wash and a sterilisation once the material has cured, and guidance on running the first fill off before the water is used.

The character of An Nawwariyah

Mixed district: shops at street level with homes above them

An Nawwariyah is a mixed quarter with both villas and apartments, meaning tanks of different types and depths. Villas need rooftop tank expertise and apartments need both underground and elevated tank knowledge, and repair method varies by tank location and access.

Questions about this district

Does a tank leak mean the whole concrete is damaged?

Not necessarily. The leak may come from a single small crack or a pipe joint. We close the float valve and outlet and watch the level to pinpoint exactly where water is being lost.

Are old villas more prone to leaks than new apartment blocks?

Yes. Old villa tanks sit exposed on roofs to sun and fierce heat, and years weaken the concrete. New apartment block tanks are more protected but pipe joints sometimes fail.

What is the difference between repairing a crack and lining the tank?

Repairing a crack seals it with a waterproof sealant. Lining coats the inside of the entire tank, but it comes after a repair and never instead of one.

Is the ground tank safe for drinking after repair?

Yes, if we seal the crack, drain the tank and clean it thoroughly. Modern lining is safe for potable water.

Why do apartment block tanks leak at joints and valves?

Joints and valves move slightly as the building vibrates and temperature shifts. Metals and rubber degrade with time.

Can we repair a tank without draining all the water?

We may seal some cracks from the outside, but we cannot clean and dry the tank without draining it fully. Dryness is essential because lining requires a dry surface.

How much does tank leak repair in An Nawwariyah cost?

It is set after the inspection, because the price follows the type of infestation, the size of the space, how far it has spread and the number of visits it needs. Send a photo and a description on WhatsApp and we will give you an estimate before we reach An Nawwariyah.

Other services in An Nawwariyah

Other services we provide to residents of An Nawwariyah.

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Need tank leak repair in An Nawwariyah? Tell us what you saw and we will tell you what it needs

We reach An Nawwariyah at a time we agree, and you get the full cost before we start.

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