AIR FILTER BOX WITH HIGH EFFICACY FILTER, 6-INCH hawthorne After years of research and

After years of research and field experimentation

Expiration date stamped on packet

digging in home gardens

and approved by USDA

AIR FILTER BOX WITH HIGH EFFICACY FILTER, 6-INCH hawthorne After years of research andA whole house air filtration system designed for use with inline duct fans such as the CLOUDLINE Series, to circulate fresh air by blocking particles like dust and dirt from entering your home in intake applications. Each air filter box is built using 1mm thick cold rolled steel and finished with matte black powder coating. This outer body build comes together with aluminum duct flanges to create a sturdy build capable of withstanding inclement