Hoffmann Brothers Htg. & A/C

There's a lot about indoor air quality that you might not know and certainly can't see. Up to 72 trillion microscopic irritants, or allergens, find their way into your home every day. They include dust, pollen, pet hair and dander, dust mites, mildew, lint, fungus, most tobacco smoke, cooking grease and bacteria. Many of these particles are so small that your nose and throat can't filter them...