20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 14 Plus Carbon 4 Pack Nutrients Maxpar lamps should be considered

Maxpar lamps should be considered a valuable component to any lighting setup

Roots Organics CalMag is a pure and all natural blend of calcium

Completely Sealed Against the Elements

Peppermint

be sure to acclimate your tank or new corals to the new light by increasing their light exposure/intensity

20x20x5 (4 3/8) Honeywell/Lennox Replacement Furnace Filters MERV 14 Plus Carbon 4 Pack Nutrients Maxpar lamps should be consideredImportant 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,