It is not out of line to be concerned with the quality of air in one's home. There are more and more pollutants in our atmosphere every day, and it is said that the air quality in the home can be worse than outside.

For those who suffer from asthma, COPD or other lung diseases the quest for quality indoor air may be more than a luxury.

Allergy sufferers, and anyone else who simply wants to have good quality air, may be thinking that it is high time to consider a whole house air purifier, and they may be right. It takes just a little bit of planning and knowledge to get down to the business of clean air in your home.

One of the most expensive models on the market, the AllerAir I 6500-AH Air Handler at $5000, can handle a 5,000 square foot home or business. For allergy and asthma sufferers, this unit offers total air purification.

The AllerAir I 6500-AH Air Handler is effective in removing particulates from the air, such as pet dander, light tobacco smoke, dust, mold spores and bacteria. This unit runs at a quiet fifty-four decibels and removes 99.97% of harmful air pollutants, while requiring little maintenance.

This unit must be installed by a professional HVAC contractor. At $2695, the IQAir Perfect 16 Whole House Air Purifier ID-2225 is completely silent and does not impact living space.

Although this unit must be professionally installed, it should remain maintenance free for three years. It does require an existing HVAC system.

Ozone-free, the IQAir Perfect 16 Whole House Air Purifier ID-2225 is ideal for asthma and allergy sufferers and can eliminate allergens, bacteria, dust and smoke by as much as 100 times more than conventional filter systems associated with the furnace.

Perhaps one of the best values for the money is the CX 3000GS Whole House Air Purification System, which retails at approximately $1437. This unit boasts complete silence, and it is very economical, costing as little as seven cents per day to operate.

This whole house air purifier is rated to handle about 3000 square feet. One of the really nice features of the CX 3000GS Whole House Air Purification System is its ease of maintenance and computerized service panel with indicator lights.

Although it requires professional installation, this unit's ease of use and little maintenance required make it a best buy. A whole house air purifier can be a major purchase and should not be taken lightly; however, it does not have to be too scary.

When one has enough background to know what he or she needs in the way of air purification, then he or she can use his or her knowledge to make a wise choice.

There are many different systems on the market for a wide range of budgets, so one who has a desire for clean air can breathe easier by doing his or her homework and making a choice he or she can live with.