16x25x1 Pleated Air Filters MERV 14 Plus Carbon 3 Pack X Nutrients Grow Spray 1 Gal beneficial microbes & humic acid beneficial microbes & humic acid crafted to make gardening fun and simple and to keep plants thriving naturally • Airtight housing offers streamlined performance while the sleek design offers quiet operation• Mixed flow impeller designed for high flow operation• Extreme motor cooling for improved life performance• Super efficient speed controllable motor to better adapt to individual needs• Motor safeguarded with thermal overheat protection• Stable mounting bracket offers easy installation• Energy efficient• Thermal overload protection