This product is applicable to ventilation systems in most residential round-shaped air vent registers or old houses with round-shaped air vent diffusers. It can also be installed in certain commercial areas, such as offices, hospitals, conference rooms, and convention rooms. 

• Longest filter life: Core Technology applied for nanofiber filter materials and multi-layer structure maximizes life expectancy improvement. No degradation filter efficiency with humid, moisture environments, it keeps its performance of the filtration. Save your maintenance cost with the longest filter replacement cycle max 12 months.

• Ventilation & Purification: It is a compound product that combines the ability of ventilation that purifies carbon dioxide and radon levels, but can't filter fine dust, and the advantages of an air purifier that blocks fine dust and provides deodorization. Everywhere you need fresh air, it could be the solution for you. For homes, apartments, bedrooms, living rooms, offices, schools, universities, classrooms, hospitals, restaurants, and other businesses.

• Check your fit: filter size (240*240*65mm), (9.4x9.4x2.6 inches)/ filter plate size (280*280*7mm), (11.0x11.0x0.3 inches). please check your air vent shape and size before purchasing.

• Convenience: Anyone can install and replace the filter within only 10 seconds. Possible to install it in only 10 seconds by patented structure and filter materials completely block the cracks and prevent fine dust from leaking through excellent compression structure, the air is filtered without leaking.

This product is applicable to ventilation systems in most residential small round-shaped air vent registers and small air vent diffusers.

• Longest filter life: Core Technology applied for nanofiber filter materials and multi-layer structure maximizes life expectancy improvement. No degradation filter efficiency in humid, moisture environments, it keeps its performance of the filtration. Save your maintenance cost with the longest filter replacement cycle max 12 months.

• Ventilation & Purification: It is a compound product that combines the ability of ventilation that purifies carbon dioxide and radon levels, but can't filter fine dust, and the advantages of an air purifier that blocks fine dust and provides deodorization. Everywhere you need fresh air, it could be the solution for you. For homes, apartments, bedrooms, living rooms, offices, schools, universities, classrooms, hospitals, restaurants, and other businesses.

• Check your fit: filter size (240*240*65mm), (9.4x9.4x2.6 inches)/ filter plate size (280*280*7mm), (11.0x11.0x0.3 inches). please check your air vent shape and size before purchasing

• Convenience: Anyone can install and replace the filter within only 10 seconds. Possible to install it in only 10 seconds by patented structure and filter materials completely block the cracks and prevent fine dust from leaking through excellent compression structure, the air is filtered without leaking.

Filters Out Cat & Dog Dander; Cement Dust; Dust Mites; Dusting Aids; Fabric Protector; Hair Sprayer 5-8 Mold; Pudding Mix; Spores. General air filter rolls capture airborne contaminants to protect HVAC systems from damage. They consist of a long length of filter media that can be cut to size. These rolls are most used as pre-filters to capture large particles before they reach the final filters downstream, which extends the life of the more expensive final filters. Ideal for use in HVAC systems in commercial and Residential buildings, schools, and universities. 

We will cut it in the correct size and drop an organic non-toxic oil fragrance. 

• Premium Air Vent Filters - Made from high-quality and safe material, engineered to effectively purify the air you breathe from your AC units and heaters, and also prevent dirt and other objects from falling into the air vents.

• Electrostatically Charged Air Filter - Self-charging electrostatic floor air vent filter, that acts as a magnet to hold dust, dirt, pollen, smoke, and unwanted particles in the air you breathe every day. Reduce your dusting and cleaning work every week!

• Experience Fresher & Relaxing Air - Unique air vent register filter not just purifying but you can drop a few drops of your favorite essential oil into the air filter to create a scented and relaxing atmosphere for your home and office.

• Easy Installation - Simply insert these air vent filters into floor air vent registers and for ceiling vent filters, fit to most standard 4x10 inch size vents. We recommend using vent filters in selected rooms so as not to put too much stress on AC and heating systems.

• Perfect Pack for Clean Air - Comes with 20 pcs of 4 x 10 inches air vent filter with 2mm thickness. Made from polyester, non-woven material, these heater vent filters can easily be cut with scissors to fit smaller vents. These are not intended to replace furnace filters.

Filter out all Combustion Smoke; Auto Emission Particulates; Carbon Dust; Carpet Fibers; Cat & Dog Dander; Cement Dust; Coal Dust; Cockroach Debris; Cooking Oil. General air filter rolls capture airborne contaminants to protect HVAC systems from damage. They consist of a long length of filter media that can be cut to size. These rolls are most used as pre-filters to capture large particles before they reach the final filters downstream, which extends the life of the more expensive final filters. Ideal for use in HVAC systems in commercial and Residential buildings, schools, and universities. 

We will cut it in the correct size and drop an organic non-toxic oil fragrance. 

• Activated Carbon Air Filter - Made from high-quality carbon filter and safe material, engineered to effectively purify the air you breathe from your AC units and heaters, and also prevent dirt and other objects from falling into the air vents.

• Electrostatically Charged Air Filter - Self-charging electrostatic dust filters for air vents, act as a magnet to hold dust, dirt, pollen, smoke, and unwanted particles in the air you breathe every day. Reduce your dusting and cleaning work every week!.

• Experience Fresher & Relaxing Air - Unique air vent register filter not just purifying but you can drop a few drops of your favorite essential oil into the air filter to create a scented and relaxing atmosphere for your home and office.

• Easy Installation - Simply insert these air duct filters into floor air vent registers or ceiling vents, fit to most standard 4 x 12-inch size vents. Recommended using vent filters in selected rooms to avoid too much stress on AC and heating systems.

• Perfect Pack for Clean Air - Comes with air vent filters 4x12 inches filter with 2mm thickness. Made from charcoal-coated polyester, non-woven material. Easily cut with scissors to fit smaller vents. These are not intended to replace furnace filters.

• Item Weight: 5.4 ounces

• Product Dimensions: 12 x 4 x 0.08 inches

• Country of Origin: China

• Color: Black

• Compatible Devices: Air Conditioner, Furnace

• Material Type: Polyester

• Included Components: Filters

• Batteries Required? No