20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack Water Pumps & Irrigation Supplies We recommend the Super Green

We recommend the Super Green LED to be placed a minimum of 4 feet away from your plants

EZ CO2 is odor-free produces no heat and is already giving off CO2 as soon as you purchase it there’s nothing to turn on or set up

• Increased stalk and stem strength

1x TSW2000

• Made in Germany and engineered in a ISO 9001 certified facility

20x25x5 (4 3/8) Honeywell/Lennox Replacement Air Filters MERV 15 Plus Carbon 4 Pack Water Pumps & Irrigation Supplies We recommend the Super GreenImportant 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,