Room is the part of the house which could not be separated from any house of course because it could separate the function of one to another space. People will do many kinds of activity in each room inside their house. And of course people will not forget to bring and pay more attention for the comfort of each room inside their house. People have to make it suitable with the season which is happening at that time. Of course people could not apply air conditioner when it is winter.

There is no doubt that environment heater inside the house is really needed for people who live in the country which has four season. When the weather outside becomes too cold, people could get the comfort because of the warmth inside their house. People have to find the whenever they find out that there is something wrong with their heater performance or else they be frozen in the cold season.

The comfort is the basic need which people will search from their house. And with the proper environment conditioner which could be suitable for any weather, people of course could get the comfort they need.