How to Make Distilled Water at Home?
by Dr. Jonathan Doyle - Updated January 16, 2025
Distilled water is a pure form of water free from impurities, minerals, and contaminants, making it ideal for various uses. From filling your steam iron to
watering sensitive plants or even for certain medical purposes, distilled water is incredibly versatile. But did you know you don’t have to buy distilled
water from the shop? You can make it at home with just a few simple tools and steps!
In this guide, we’ll explainhow to make distilled water at home, why it’s useful, and provide answers to some commonly asked questions.
What Is Distilled Water?
Distilled water is water that has gone through a purification process
calleddistillation. This involves heating water to create steam, then cooling that steam back into liquid form. During this process, impurities, minerals,
and contaminants are left behind, resulting in ultra-pure water.

Here in the UK, tap water is safe to drink, but it often contains minerals such as calcium and magnesium, which can cause limescale in appliances. Distilled
water eliminates these minerals, making it especially useful in scenarios where purity is essential.
Why Make Distilled Water at Home?
If you’re wondering why you should go through the trouble of making distilled water at home, consider the following reasons:
- Cost Savings: Buying bottled distilled water adds up over time. Making it at home is a cost-effective alternative.
- Convenience: No need to run to the shop when you need distilled water; you can make it anytime.
- Eco-Friendly: Skip the plastic bottles and reduce waste by producing distilled water yourself.
- Custom Use: Whether you need it for a car battery, humidifier, or skincare routine, homemade distilled water ensures purity tailored to your needs.
What You’ll Need to Make Distilled Water?
Making distilled water doesn’t require fancy equipment. You’ll likely already have most of the items in your kitchen:
- Large Pot with a Lid : A stainless-steel pot works best.
- Heat-Resistant Bowl : This will collect the distilled water.
- Ice Cubes : To cool the lid and encourage condensation.
- Tap Water : Your source water.

For those looking for an easier approach, a home water distiller machine is another option, though it’s an investment.
Step-by-Step Guide to Making Distilled Water at Home
Now that you know the benefits, let’s get into the nitty-gritty of how to make distilled water at home. Follow these simple steps:
Step 1: Prepare the Equipment
Start by placing the large pot on your hob. Position the heat-resistant bowl inside the pot, ensuring it doesn’t touch the bottom. If needed, use a small
rack or an overturned cup to elevate the bowl.
Step 2: Add Tap Water
Fill the pot with tap water. Don’t fill it to the brim; leave enough space to avoid water splashing into the bowl during boiling.

Step 3: Position the Lid Upside Down
Place the lid on the pot, but turn it upside down so that its dome shape faces downward. This helps direct the steam into the bowl.
Step 4: Add Ice Cubes to the Lid
Place a handful of ice cubes on top of the lid. The cold surface will help the steam condense more quickly, turning it into liquid water.
Step 5: Heat the Water
Turn on the hob and heat the pot on medium to high heat. As the water heats up, it will begin to boil and produce steam.
Step 6: Collect the Distilled Water
The steam will rise, hit the cold underside of the lid, and condense into droplets. These droplets will then drip into the bowl, leaving behind impurities
in the original water.

Step 7: Cool and Store
Once you’ve collected enough distilled water, turn off the heat and let it cool completely. Transfer the water into a clean, sterile container, preferably
glass. Store it in a cool, dark place to maintain its purity.
Uses of Distilled Water
Homemade distilled water can be used in various ways, such as:
- Steam Irons: Prevents limescale buildup, extending the life of your appliance.
- Car Batteries: Distilled water ensures optimal battery performance.
- Humidifiers: Keeps your air clean and free from mineral deposits.
- Houseplants: Ideal for sensitive plants that don’t tolerate tap water minerals.
- Aquariums: Maintains the right water chemistry for your fish.
- Skincare: Pure water for facial steaming or creating DIY beauty products.
Tips for Making Distilled Water at Home
- Monitor the Heat: Avoid boiling the water too vigorously, as this can cause splashing and mix impurities into the distilled water.
- Use Clean Equipment: Ensure all pots, bowls, and containers are thoroughly cleaned before starting.
- Consider a Distiller Machine: For frequent use, investing in a home water distiller can save time and effort.

FAQs About Making Distilled Water
Is Distilled Water the Same as Boiled Water?
No, boiled water is water that has been heated to kill bacteria, but it still contains minerals and other impurities. Distilled water undergoes a more
thorough purification process.
Can I Drink Distilled Water?
Yes, distilled water is safe to drink, though it lacks minerals found in tap water. If you’re drinking it regularly, consider supplementing your diet with
minerals.
How Long Does It Take to Make Distilled Water?
Depending on the size of your setup, it can take around 30–45 minutes to collect a litre of distilled water.
How Do I Store Distilled Water?
Store distilled water in a clean, airtight glass container in a cool, dark place. Avoid plastic containers, as they can leach chemicals into the water over
time.
Final Thoughts
Learning how to make distilled water at home is not only cost-effective but also a practical skill for many everyday needs. With minimal equipment and
effort, you can ensure you always have pure water on hand for your appliances, plants, or personal care routines.
So, next time you run out of distilled water, skip the shop and try making it yourself. It’s a simple process that saves money and reduces waste—something
we can all get behind!
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