20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 1 Pack -power-&-lamp-cords Spray every 2-3 days until

Spray every 2-3 days until the problem is under control

PHRW010 Reflector: Hydrofarm engaged a renowned American lighting engineer to design the most efficient DE open reflector on the market

appropriately powering off the unit in the safest manner possible

Designed for small enclosures

SCD Probiotics Barn Kleaner is designed to be used around animals to help clean areas where manure is present and help accelerate manure decomposition

20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 1 Pack -power-&-lamp-cords Spray every 2-3 days untilImportant 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,