Blueair blue pure 511 air purifiers in comparison

High Performance & Remarkable Ability -- FRESHDEW air purifier is designed specifically to tackle the challenge of purifying large rooms in your home, including the spacious living room, bedroom, and basement. Designed with advanced Turbo Air Technology and a 360 inlet, with a CADR value of 300 m h, it can thoroughly cleanse a whopping up to 100m of space every single hour! This standout feature is designed to enhance your quality of life.

2 in 1 Air Purifier and Humidifier for Home The ISSELEC's 2 in 1 air purifier with optional humidifier function, can fresh the room air and reduce the risk of respiratory conditions and dry eyes if the room air is too dry. This air purifier with more cleaning power makes a combination of important functions including Air Ionizer, HEPA13 Filter. With a CADR air purifying capacity of approx. 330m h, suitable for room sizes up to 40 . Anion function that generates negatively-charged ions (anions) and small amount of ozone, can bind to the positively-charged dirt particles, making people enjoy a clean and fresh air environment.

BLUEAIR S TOP-PERFORMING AIR PURIFIER LINE Blue family s new Pure Max series with our established HEPASilent performance now even better with up to 83% faster cleaning and 50% less noise*

High Performance Filter Easy to take off the older and dirty filter and replace NEW Blue Pure 511 Replacement Filter. Please ensure the filter with your unit is collapsible and slides into a metal cage to install. In order to improve the performance of the air purifier, please replace the filter every 6 months.

Removes annoying household odours, chemicals and gases

ENJOY FRAGRANT AIR The air purifier not only filters out allergens and other particles from the air, but it also doubles as an aromatherapy device. You can add your favorite essential oils (not included) to the purifier and enjoy fragrant air that helps you relax and de-stress(The cover of the diffuser should always be open during use)

Silence, energy saving and simple maintenance This air purifier adopts the independently developed mute technology, which can limit the operating sound to less than 25dB. It's a gentle driving sound. It's easy to use at any time. Moreover, the power of Good Night mode is only 0.0003 degrees per hour, so I don't mind if I keep it on. The standard for filter replacement is 3-6 months. Usually, the filter maintenance is just to use a vacuum cleaner to absorb dust, which is very convenient.

POWERFUL CLEAN Contains activated carbon layer that helps reduce unwanted household odours and smoke

PERFECT FIT Widely compatible with Blueair Blue Pure 411 411+ 411 Auto and Mini Air Purifier.

HEPA AIR PURIFIER Breathe cleaner air with this 4 stage, HEPA air purifier; with an anti-bacterium, virus filtration pre-filter and activated carbon can filter, air is filtered by up to 99.5 Precent of airborne particles as small as 0.3 microns ( m); have confidence in the air you re breathing in with no more house dust, pet dander, tree or grass pollen exposure

Compatible for 511 Air Cleaner Purifier.

AND RELAX - The near-silent brushless motor efficiently restores balance and harmony to your space. Using just 23w you ll notice a fresh new feeling throughout your home without negatively impacting your budget.