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Choosing the right diameter for a mixer tap hose: practical guide

In the world of plumbing, choosing the right equipment is essential to ensure the efficiency and longevity of installations. Among the factors to consider when installing a mixer tap, selecting the diameter of its supply hose is crucial. In this article, we will help you understand which hose size is needed for your mixer tap and how to make this choice.

The role of hoses in sanitary installations

Mixer tap hoses are flexible tubes usually made of stainless steel that allow easy connection of taps to hot and cold water supply pipes. They offer great flexibility during installation, making the plumber’s work easier and ensuring better sealing.

Why is the hose size important?

The hose size directly affects the amount of water flowing through it, and thus the performance of your tap. A too small diameter will cause low water pressure and a poor user experience, while a too large diameter can cause sealing problems and increase the risk of leaks. It is therefore crucial to select the appropriate size to ensure your installation works properly and lasts over time.

Factors to consider when choosing your hose diameter

To properly choose the diameter of your mixer tap hose, it is essential to evaluate the following factors:

  1. Type of mixer tap: Whether you are buying a kitchen mixer tap, a bathroom mixer tap, or another sanitary room, specifications vary. It is therefore important to check with the manufacturer which hose diameter is recommended for your exact model.
  2. Size of fittings: Check the size of your pipe fittings as well as your tap fittings. This will allow you to choose a hose compatible with your existing installations and ensure a tight connection without leaks.
  3. Water pressure: The water pressure available in your home can influence the choice of hose diameter. If you have low water pressure, opting for a larger diameter can help increase this pressure and improve the user experience.

Tip:

I recommend choosing a hose whose size is slightly larger than that of the supply pipes and fittings to which it will be connected. This compensates for any reduction in water flow caused by bends and fittings in your installation, thus ensuring an optimal user experience.

Different hose sizes and their specifics

Several hose diameters are available on the market, each suited to a particular use:

  • 8 mm hose: Suitable for installations with low water pressure or for simple taps, it is mainly used for washbasins and sinks that require a medium water flow.
  • 10 mm hose: This hose fits standard installations, such as bathroom and kitchen mixer taps. It provides a good balance between water flow and sealing.
  • 12 mm hose: Ideal for installations with high water pressure, this hose allows a strong flow and also offers better resistance to high water pressures.
  • 15 mm hose: Used for industrial installations or public spaces requiring very high water flow, this type of hose is generally reserved for professionals and is not recommended for domestic installations.

It should be noted that these dimensions refer to the inner diameter of the hose, that is, the space through which the water flows. The outer diameter is slightly larger due to the thickness of the protective sheath.

How to measure the diameter of your current hose?

If you want to replace a faulty hose and do not know which diameter to choose, you can measure your current hose. Follow these steps:

  1. Turn off the water to avoid the risk of leaks.
  2. Unscrew the faulty hose.
  3. Carefully measure the inner diameter of the hose using a caliper or a graduated ruler.
  4. Note the measurement and refer to the guidelines given above to choose the correct replacement diameter.

Choosing the right diameter for your mixer tap hose ensures good water pressure and an optimal user experience. Take into account the specifics of your sanitary installation and follow the advice given in this article to make the right choice. Do not hesitate to consult the manufacturer of your tap if you have questions or doubts about the appropriate diameter for your mixer tap.

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