20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 4 Pack Hydro Systems 1 — Flexible Aluminum Ducting

1 — Flexible Aluminum Ducting

while using 20% less electricity than traditional lighting systems

and most importantly

root mass is fruit mass

20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 8 Air Filters 4 Pack Hydro Systems 1 — Flexible Aluminum DuctingImportant 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,