This Holmes® Allergen Remover is up to 99.97% efficient in removing allergens such as pollen, dust, mold, pet dander and smoke from the air passing through the filter. It also helps fight common household odors with the power of Arm & Hammer® Baking Soda. Features four speed settings, programmable auto-off timer and filter life monitor. Recommeded for rooms up to 256 sq ft, Smoke CADR 168.

This slim space-saving tower design air purifier effectively delivers healthier indoor air for room up to 120 square feet. It is ideal for people living with allergies, asthma, or other respiratory conditions, or for anyone who wants cleaner, more breathable air. Other features include a modular filter system, high air-flow filtration, quiet operation, 3-speed settings, fortified with Arm & Hammer baking soda, and optional ionizer when needing enhanced removable of particles and bacteria.

Holmes HAP1200-U LifeLong air purifier features permanent Hepa-type high-efficiency filters to help remove airborne particles such as smoke, dust, pollen, mold spores and pet dander. To help freshen the air naturally, the unit also offers an optional ionizer, which releases negative ions into the filtered air. The negative ions connect with positively charged particles to form larger particles that can be more readily picked up by the filter. The permanent LifeLong filter never needs to be replaced, and it cleans easily with the brush attachment of a household vacuum cleaner.

If you need an economist portable Hepa air purifier to put on your desk to clean the air while you are working, this Holmes HEPA-Type Small Air Purifier may be suitable for you. Some reviewers reported that it is quiet and it cleans the air well. Holmes 99% HEPA filter helps remove airborne particles and allergens. Carbon filtration reduces unpleasant odors Microban antimicrobial product protection. Electronic ionizer increases performance Quiet operation.