16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 2 Pack Extension Maximize the performance of that

Maximize the performance of that system by adding six more buckets through this pack

it takes about 10 seconds

so you can achieve the amount of PAR your plants need at each stage of their lifecycle

This leaf rake features 24 continuous tines

STURDY AND DURABLE – Heavy duty plastic construction will endure through many cycles

16x20x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 2 Pack Extension Maximize the performance of thatImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 7 8 and 5 1 4 inch depth filters,