<b>Improved 6" Carbon Filter</b> - Enjoy super clean 100% air filtration that removes smelly odors, smoke, dust, pollen from your home or business. Experts say the most polluted air we breath is in our homes. Now you can instantly enjoy far healthier air. Essential for staying well in these challenging times. Just right for allergy sufferers or removing smoke and pet odors. This high quality Australian virgin charcoal is amazing at erasing unpleasant odors, mildew, musty, soured smells, and everything else. The filter measures 6" by 18" long to fit in your inline duct fan and other filters. <p></p> <b>Product Features</b>: <li>6" Carbon Filter</li> <li>100% air filtration</li> <li>Australian virgin activated charcoal</li> <li>3x more effective than standard filters</li> <li>Removes foul odors, dust, particles, pollen</li> <li>Effective against smoke and pet odors</li> <li>Measures 6" by 18" long</li> <li>Ideal replacement for inline duct fan</li> <li>Popular for use in grow operations</li> <li>Durable professional design</li> <li>Easy to install</li> <p></p> <b>Get Yours</b> - While we have this highly effective design in a fresh batch ready to send direct to your door. Many customers love their cleaner air so much they return to buy more. This can help extend the life of your equipment. It makes a much appreciated gift for friends, family, and co-workers who need healthier air.