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Raghwat Al Janoub Maintenance and Cleaning

Water tank waterproofing in Al Marwah, Riyadh

Al Marwah is a quiet residential district in south Riyadh within Al Shafa municipality, mixing villas and apartments on relatively clean streets. Yet its tanks face specific challenges: high ambient moisture from gardens and green spaces, and hard water that deposits slowly on cracks. A leaking tank here turns a garden waterlogged and spreads damp to neighbouring 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 Al Marwah

Closely spaced apartments and smaller villas in Al Marwah hold proportionally modest tanks, but the high surrounding moisture speeds the failure of any weak seal significantly. The whole method is set out in the details of our water tank waterproofing service.

  • Gardens and green space keep moisture high around tanks

    Al Marwah park and landscaped spaces around the district need daily watering, and water drains slowly and keeps the soil damp for long periods. This high moisture around tanks accelerates concrete wear and crack growth at a much faster rate than in arid districts.

  • Close packed homes spread damp through shared foundations

    In Al Marwah where houses sit close and share or nearly touch partition walls, moisture from one tank spreads rapidly to neighbouring homes through soil and shared foundations. A leak from one building may show up as damp in the neighbour's home before appearing below the original tank.

  • Hard water deposits slowly on fine cracks and widens them

    Water in Al Marwah is mineral rich, and white scale builds gradually around fine cracks. Over time these deposits act like sandstone, drawing water deeper into the fissure. The crack grows slowly and may go unnoticed until it reaches a critical point.

What's Included

Al Marwah is surrounded by green space, schools and a local park, so ambient moisture stays high year round because of regular irrigation and dense planting.

  • Emptied and fully dried

    Draining the tank in Al Marwah may take longer because soil around the tank can be very wet, and excess water may need planned drainage.

  • Cracks and leak points surveyed

    The survey in Al Marwah looks closely at fine cracks and white deposits, and checks whether moisture has spread to neighbouring foundations.

  • Surface prepared before coating

    The inner surface may stay damp longer in Al Marwah, and complete drying may need strong ventilation and adequate time.

  • Waterproofing applied in coats

    Application in Al Marwah tanks needs careful attention to surrounding moisture, which may affect adhesion of the waterproof coating.

  • Full curing time

    Cure time may be longer in Al Marwah because of the high humidity in both air and surrounding soil.

  • Fill test before handover

    The fill test must be slow and careful because ambient moisture may mask a small early leak.

Al Marwah on the map

Al Marwah sits about 3 km from Ukaz and about 3.5 km from Al Shifa.

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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

Landmarks of Al Marwah

Al Marwah tanks are close to Abu Bakr Al Arabi School and Sheikh Al Islam Ibn Taymiyyah Mosque, which serve as navigation landmarks in the district. Most villas and apartments lie between these two points or near one of them, making access and site location straightforward.

  • Abu Bakr Al Arabi School
  • Al Marwah Park
  • Sheikh Al Islam Ibn Taymiyyah Mosque
  • Al Sahra Street

Other services in Al Marwah

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

Nearby districts we cover

Questions before booking

Does garden moisture weaken tanks faster than in other districts?
Yes. The high ambient moisture in Al Marwah accelerates concrete wear at least three times faster than in arid districts. Waterproofing protects entirely against this effect.

Could my neighbour's leaking tank be causing damp in my home?
Yes. In Al Marwah where villas and apartments sit very close, moisture travels through soil and shared foundations. Your neighbour's tank should be checked as well.

Do small tanks in Al Marwah need different waterproofing?
No. Full interior waterproofing is the same regardless of size. The difference is in attention to detail: small tanks need careful work on corners and the floor where pressure concentrates.

Does park irrigation moisture affect underground tanks in Al Marwah?
Yes. Underground tanks in Al Marwah are surrounded by soil kept constantly wet from regular park watering. This moisture causes external wear and may seep through fine cracks.

Must I stop watering my garden before the tank is sealed?
No. But we need complete drainage of water around the tank before we start. After we finish, you can return to normal watering.

Do white mineral deposits on the tank mean a serious problem?
They indicate slow seepage. The more deposits, the more water is leaking. Careful inspection will show how serious it is.

How much does water tank waterproofing in Al Marwah 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 Al Marwah.

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

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

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