Choosing a suitable aquarium can be a challenge, especially if you want to build it yourself. If you are a DIY enthusiast, you can make your own aquarium, but it is crucial to know the proper thickness of glass and other materials to ensure its stability and safety. In this article, we explain in detail all the aspects you need to consider when making your own aquarium.
Materials needed to build an aquarium
Before you begin, it is important to gather the suitable materialsHere is a list of the essential elements:
- Glass or acrylic: Choose a strong material with the appropriate thickness according to the size of the aquarium.
- Special silicone for aquariums: Make sure it is safe for aquatic life and free of toxins.
- Silicone applicator gun: It will help you distribute the silicone evenly.
- Masking tape: It facilitates the assembly of the pieces.
- Ruler and marker: For measuring and marking glass plates before assembly.
- Support bases: These can be large containers or flat surfaces to support the aquarium while it dries.

Determining glass thickness
The thickness of the glass depends on the size of the aquarium and the pressure that the water will exert on its walls. Below we show you a reference table:
| Aquarium height (cm) | Glass thickness (mm) |
|---|---|
| 30 cm | 5 mm |
| 40 cm | 6 mm |
| 50 cm | 8 mm |
| 60 cm | 10 mm |
How to assemble an aquarium step by step
- Glass cutting: Make sure each piece has exact dimensions.
- Union of the walls: Apply silicone to the edges and press the pieces together.
- Sealed: Reinforce the joints with an additional line of silicone.
- Drying: Let the aquarium rest for at least 48 hours before filling it with water.
Glass or acrylic?
The choice between glass and acrylic It is important:
- Glass: More scratch resistant, but heavy and fragile.
- Acrylic: Lighter and more impact resistant, but prone to scratches.
Tips to keep your aquarium in good condition
Once your aquarium is built, follow these steps: tips:
- Put a lid on: Prevents excessive water evaporation.
- Install a good filtration system: Helps maintain water quality. If you are interested, you can read more about the aquarium siphons.
- Control the temperature: Use a thermostat to maintain a stable environment.
- Change the water regularly: At least 20% every two weeks.
By following these steps, you will have a stable and safe aquarium for your fish.
While building your aquarium is critical, it's also important to consider how to maintain it. Good maintenance is key to keeping your fish in a healthy environment. Remember to use specific products to ensure the well-being of your fish and aquatic plants.
Also, make sure the water is in optimal condition, monitoring CO2 levels and other factors. You can learn about how to do this here. Homemade CO2 for Aquariums to improve the water quality in your aquarium.
Finally, if you decide to introduce plants, opt for floating plants for aquariums which will not only decorate your space, but will also help maintain the balance of the aquatic ecosystem.
With the proper materials and steps followed, your aquarium will become a beautiful home for your fish. Be sure to learn about the symptoms of illness in guppy and other care that your pets may need in the aquarium.