• Forced /Direct Cooling
With direct conditioning of the air, you will get the quickest response from the equipment onto the air that is possible.
I.E. Coming home to a cold house the air will cool down the faster because you are directly cooling the air.
You can moisten, clean and condition the air. More…
• Radiant Cooling
With radiant conditioning of the air, it will take forever to get the home cool in a desirable amount of time.
To my knowledge – no one makes this type of equipment.
The concept is the same as the earth losing heat at night into space.
I know of a couple of people who ran cold water in their radiant panels, only to find out that the humidity condensed on the panels and piping and ruined the non-stone construction of their homes.
• Convection Heat
See Radiant Cooling above.