Essential Things to Do Before Cleaning Your Water Tank in the UAE

things to do before cleaning water tank 10 April 25

In the UAE, where the sun blazes most of the year and sandstorms are a regular guest, water tanks take a real beating. Whether you live in a high-rise flat or a villa with a rooftop tank, regular cleaning is essential for safe, clean water. But before grabbing a brush and bucket, some smart preparation can save you time, effort, and stress.

This guide walks you through what to do before cleaning, how to clean your tank properly in hot climates, and how to keep it in top condition year-round.

Getting Ready: Pre-Cleaning Steps for DIY Tank Cleaning in the UAE

Planning to clean your water tank yourself? Great—many UAE residents prefer this hands-on approach. But preparation is key, especially in this region’s intense heat and dusty environment.

Here’s how to set yourself up for success:

Shut off the main water valve to stop refilling during cleaning.

Turn off the electrical water pump—most homes have one connected to the rooftop tank.

Empty the tank completely. Early morning or late evening is the best time, as you’ll avoid working under harsh sun and heatstroke conditions.

Let others in the household know water access will be paused for a few hours.

Use safety gear—especially if you’ll be working on a high or exposed roof. Don’t forget your essentials—protective gloves, a face mask, a sun hat, and slip-resistant footwear for safe cleaning.

Give the tank a close inspection before cleaning. Look for sun damage (cracks, warping), sand buildup, algae patches, dead insects, or signs of mold.

Gather all tools in advance, like brushes, buckets, scrapers, and safe cleaning agents.

Secure your ladder if you’re climbing to the rooftop. Always place it on stable ground.

Extra Tip: UAE roofs get scorching by midday. To stay safe, always work during cooler hours—think sunrise or just before sunset.

Step-by-Step Water Tank Cleaning Process

After prepping everything, you’re ready to dive into the cleaning process. Cleaning in a desert climate involves more than just a rinse—it requires removing sand, heat-loving bacteria, and mineral deposits.

Here’s how to clean your tank effectively:

Start by draining all the water—either through an outlet valve or by siphoning with a hose.

Thoroughly scrub the interior walls and base. Use a long-handled brush to reach corners and scrub away algae, white limescale, and settled grit. If there’s leftover water, give it a light stir to help lift any settled dirt or sludge.

Apply a mild cleaning mix like vinegar, diluted bleach, or a tank-safe disinfectant. Let it sit for 15–30 minutes to break down any organic buildup.

Rinse multiple times using fresh, clean water. Don’t stop until there's zero foam or cleaner residue.

Disinfect the tank using approved solutions (available at UAE supermarkets or cleaning suppliers). Let the solution soak for at least 2 hours for best results.

Flush the system—turn on all taps to clear out old water and bring in the fresh supply.

Time-saving tip: Have someone help you rinse or refill while you scrub—cutting cleaning time in half!

Best Cleaning Materials and Products to Use in UAE Conditions

Choosing the right supplies makes a big difference, especially in the Gulf’s heat and high mineral content in water.

Recommended Cleaning Agents:

1. White vinegar (natural and effective for limescale)
2. Tank-safe bleach or chlorine tablets
3. Baking soda (great for odor control)
4. Commercial water tank cleaners (ensure Dubai Municipality approval)

Tools You’ll Need:

1. Long-handle scrubber (non-metal)
2. Garden hose with nozzle
3. Buckets or small containers
4. Protective gloves and mask
5. Ladder or safety harness (for rooftop tanks)

Avoid: Pressure washers (can damage older tanks), harsh industrial chemicals, or anything heavily scented.

How to Clean Cold Water Tanks in Older UAE Homes

Some older villas and buildings in the UAE still use cold water storage tanks, usually on rooftops or in shaded underground enclosures. Without regular cleaning, these tanks can quickly become breeding grounds for algae and mold.

To clean them:

1. Shut all inlet/outlet pipes to isolate the tank.
2. Remove the lid and inspect for condensation or green algae.
3. Clean gently using a soft brush and mild solution—some cold tanks are made of fiberglass and can scratch easily.
4. Let the tank air out fully before refilling.
5. Refit the lid tightly and seal any open pipe ends with mesh filters.

Quick tip: Use thermal covers or insulation foam to regulate temperature and avoid mold growth.

What to Do If the Water in Your Tank Is Dirty or Cloudy

If your water suddenly looks discolored, has a smell, or leaves residue—your tank might be contaminated. Here’s what to do immediately:

Stop using the water right away. Contaminated water can cause skin and stomach issues.

Drain the tank completely, even if it's just partially dirty.

Remove visible debris—especially mud, sand, or algae.

Clean using a strong disinfectant and scrub thoroughly.

Rinse multiple times to ensure every corner is clean.

Let water run through all taps post-cleaning to flush your internal plumbing.

In case of a dust storm or nearby construction, install temporary mesh covers to keep sand out of vents and inlets.

Safe Disinfection for Water Tanks and Containers in the UAE

Disinfecting regularly helps prevent bacteria, especially in hot, still water. Here's the safest approach:

Use 1 tablespoon of unscented liquid bleach per 4 liters of water.

Pour the mix into the tank and stir gently or let it flow from the inlet.

Leave it for 2–3 hours with the lid shut.

Drain and rinse thoroughly until all traces of bleach are gone.

Let clean water flow through connected taps and outlets for 10–15 minutes.

Alternative: Chlorine tablets (approved for water storage tanks) are widely available at local hardware stores.

Year-Round Water Tank Maintenance Tips

Don't wait until your water smells funky. Here’s how to stay ahead with regular care, especially in extreme weather:

Clean at least twice a year, more if the tank is outdoors and exposed to sand.

After any sandstorm, inspect your tank for dust buildup inside or around the lid.

Do a mini flush every month to prevent sediment buildup.

Have your water pump checked during routine AC or home maintenance.

Conduct a water quality test once a year if you use the tank for drinking or bathing.

Tighten loose pipes, covers, or valves immediately to prevent contamination.

Pro Tip: Keep a digital cleaning log (even just on your Notes app!) so you never forget when the last cleanup was done.

Final Words

Living in the UAE’s extreme weather means your water tank works overtime—storing water under harsh sun, battling sandstorms, and handling mineral-rich water. That’s why regular cleaning isn’t just good hygiene—it’s a necessity for your family’s health and safety.

Whether you choose to clean the tank yourself or hire experts, just remember: prevention is always better (and cheaper) than a major fix later on.

If you're looking for professional, hassle-free water tank cleaning in the UAE, trust the experts at Pluspoint Cleaning. We handle everything—from inspection to disinfection—so your water stays crystal clear and safe.

Pluspoint Cleaning – Clean Water Starts Here.

 

Frequently Asked Questions (FAQs)

1. How often should I clean my water tank in the UAE?

Every 4 to 6 months is recommended, especially for outdoor tanks. UAE heat and dust can quickly lead to algae and sediment buildup.

2. Can I use regular bleach to disinfect my water tank?

Yes, you can use unscented household bleach (like Clorox), but make sure it’s diluted properly—typically 1 tablespoon per 4 liters of water. Always rinse thoroughly afterward.

3. What’s the best time of day to clean a rooftop tank in the UAE?

Try to clean your tank early morning or late evening to avoid working in extreme heat. Rooftops can reach over 50°C midday!

4. How do I know if my water tank is contaminated?

Signs include smelly or cloudy water, visible debris or green patches inside the tank, or if water pressure seems off. A visual inspection and water test can confirm it.

5. Can Pluspoint Cleaning handle both residential and commercial tanks?

Absolutely! Pluspoint Cleaning offers professional water tank cleaning services for homes, offices, schools, and large commercial buildings across the UAE.