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Raghwat Al Janoub Maintenance and Cleaning

Water tank waterproofing in Thulaim, Riyadh

Thulaim is an old quarter at the heart of central Riyadh where buildings press together and lanes run narrow, and tanks here are decades old. Tanks in these dense, ageing districts suffer fast from mineral scale and hard water deposits, cracks form quicker, and reaching them means working in tight spaces with careful planning around occupied homes.

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Why a tank needs sealing, not patching

  • Water you store stays stored

    A lined tank keeps the water it holds instead of feeding a slow leak into the slab.

  • The damp stain has a cause

    The wet patch on the ceiling or wall below a tank is the symptom, and the tank is usually the cause.

  • Safe to hold drinking water

    The materials we apply are rated for potable water, so the tank is safe to drink from once it is back in use.

  • Proven before you rely on it

    We do not hand a tank back on trust.

Why the job is different in Thulaim

Tanks in Thulaim often run continuously for years without maintenance or sealing, allowing mineral scale to build up thick and fast inside. The whole method is set out in the water tank waterproofing overview.

  • Decades of mineral scale in old tanks

    Thulaim tanks have accumulated deposits over decades without sealing. Removing this scale layer is more involved and must be thorough; loose scale left behind will continue to abrade the tank walls and harbour new leaks beneath the coating.

  • Narrow lanes and close buildings limit access

    Reaching tanks in Thulaim's tight streets is harder because buildings stand nearly touching. Moving equipment and materials requires careful planning, and working tight against other homes means no room for haste or mess.

  • Leaks spread easily through close-packed walls

    In densely built old quarters, one leaking tank affects several neighbours at once. Water migrates freely between shared walls, and mould and damp spread into adjacent homes, making early sealing critical to protect the whole block.

What's Included

Thulaim is a historic, densely built district of central Riyadh with close-set older structures and limited access to tanks sitting on roofs or in courtyards.

  • Emptied and fully dried

    In old Thulaim, draining reveals thick mineral deposits built up over decades, and scrubbing the floor and walls clean takes additional time before sealing can begin.

  • Cracks and leak points surveyed

    Finding every crack in an old tank demands close inspection because some fissures are hairline thin and need magnification and careful cleaning before they show clearly.

  • Surface prepared before coating

    Preparing the surface in old tanks includes removing algae, mould and hard mineral layers, which takes time because the buildup is heavy and layered.

  • Waterproofing applied in coats

    The coating is applied slowly in thin layers because old tanks may be less stable, and thin coats grip better to aged, stressed concrete than thick ones do.

  • Full curing time

    Curing in Thulaim takes longer because the district is humid and the tank is aged; the material needs extra protection from direct sun and temperature swings.

  • Fill test before handover

    The final fill test happens slowly on older tanks so any new seepage can be caught and addressed; a minor additional coat may be needed if the pressure test reveals a tiny leak that appeared with load.

Landmarks of Thulaim

Thulaim stands at old Riyadh's heart between Thulaim Palace and Qasr Thulaim Street on one side and King Saud Road and King Faisal Street on the others. Reaching tanks means navigating the tight historic lanes that connect these landmarks.

  • Thulaim Palace
  • Qasr Thulaim Street
  • King Saud Road
  • King Faisal Street

How we work

Look at the tank

Drain and prepare

Apply and cure

Fill, test and hand over

Some of our work

Photos from our team's work.

  • A tower elevation with clean reflective panels beside panels carrying dark streaks
  • Two technicians on ropes washing a faceted metal facade at night with a pressure lance
  • A crew on ropes midway down a blue glass tower topped by two masts
  • Three technicians on ropes above a curved glass roof over a building atrium
  • Five technicians on ropes cleaning the yellow and grey elevation of a medical building
  • Seven technicians in yellow helmets descending parallel ropes on aluminium cladding

What is different about Central Riyadh

Central Riyadh is the oldest and busiest part of the city. Olaya and Sulaimaniyah carry the office towers along King Fahd Road and Tahlia Street, including Kingdom Centre and Al Faisaliah, while Al Malaz, Al Murabba, Al Batha and Al Dirah are older apartment blocks with shops on the ground floor, the Masmak quarter and the markets around Qasr Al Hukm. Heavy traffic on the main roads coats glass and shopfronts in a grey exhaust film, older stairwells and tiled corridors show worn grout and scale from the hard water, and the commercial buildings never stop taking footfall.

Other services in Thulaim

The room and the building around it are on one list.

Nearby districts we cover

Questions before booking

How does the work crew access the tank in such a narrow, packed old street?
We plan access beforehand and choose safe routes through the property. Narrow lanes in Thulaim mean we work gently and keep clear space for neighbours and daily life around us. Equipment moves step by step.

Is a very old tank worth sealing or should it be replaced?
Age alone is not a reason to replace. If the tank is still sound and has not split, sealing works well. Most old tanks in Thulaim need coating, not replacement.

What damage does accumulated scale inside an old tank cause?
Scale scrapes the tank walls and speeds corrosion. We remove it completely before sealing and scrub the floor clean. The abraded surface beneath is roughed up slightly so the coating bonds tightly.

Can you seal the tank without evacuating the whole building?
Yes. Water is cut to the tank only. Residents may have limited water for two or three days while work happens, but the building stays occupied and people remain inside.

Is sealing effective on tanks with multiple cracks already visible?
Yes, the coating covers all cracks. Close inspection before work identifies every fissure, and multiple layers of sealant fill each gap and stop leaks from any point.

In a dense old quarter, does the work disturb neighbours during the job?
We work to minimise disruption. Water and materials move carefully, and the job runs on a fixed schedule with no delays. Narrow lanes demand disciplined, quiet work, and we respect that.

How much does water tank waterproofing in Thulaim cost?
It is set after we have seen the job, because the price follows the size of the place, its condition and the time the work takes. Send a photo and a description on WhatsApp and we will give you an estimate before we reach Thulaim.

Need water tank waterproofing in Thulaim? Tell us about the place and we will tell you what it needs

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

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