Convert units – temperatures, pressure, hardness

Conversion of units

We use different units for weights, volumes, lengths, pressures and temperatures. Depending on the region of the world, we measure the temperature either in Celsius or Kelvin or Fahrenheit.

Here you can convert the values

Enter the values you like to convert in the fields highlighted in green. On the left the value and select the unit of measurement on the right. Then the corresponding converted values are displayed below.

Water hardness converter

    equals approx. °gh  °fh    °eh    gpg    ppm    mmol/l

Temperature converter

    equals approx. °C      °K      ° F details

Pressure unit converter

    equals approx.  

Volume converter

    equals approx.

MPY converter

    equals approx.

Flow rate converter

Volume flow: pipe diameter:  gives Velocity: Converted:

Delta Temperatures

Temperature 1: ° Temperature 2: °
Delta T in °F:
Delta T in °C:
Delta T in °K:

We use cookies to ensure that we give you the best experience on our website and to improve the relevance of our communications with you. If you continue without changing your settings, we’ll assume that you are happy to receive all cookies on the merusonline website. However, if you would like to, you can change your cookie settings or find detailed information about how cookies are used on this website by going to 'Data protection'.