16_1/2x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Sprayers and Wands The tray's design also allows

The tray's design also allows for proper air circulation between the wicking mat and the tray bottom providing good air movement and helping to keep the root zone healthy and happy

spring loaded action automatically opens blades after each cut

Extends lamp life

and these wheels have a lifetime warranty

A whole-house air filtration system designed for use with inline duct fans such as the CLOUDLINE Series

16_1/2x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Sprayers and Wands The tray's design also allowsNordic Pure Custom MERV 8 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition