20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 14 Plus Carbon 1 Pack Grow System/ Trays/ Reservoirs Lumina boosts plant performance and

Lumina boosts plant performance and can enhance crop quality and yields

The life-span of these parasitoids is roughly 2 weeks in their immature stages

tobacco aphid (Myzus nicotianae) and bird cherry-oat aphids (Rhopalosiphum padi)

Kiwi and Pineapple

Warranty - 1 year

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 14 Plus Carbon 1 Pack Grow System/ Trays/ Reservoirs Lumina boosts plant performance andImportant 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,