16x25x5 1/4 (5.25) Goodman/Carrier/Amana Replacement MERV 8 Air Filters 2 Pack Nutriants water treatment

water treatment

The meter switches off after five minutes of inactivity to save battery life

which eliminates any chance of starting the spiraling process as well as dramatically increases growth rates

Fully submersible

16x25x5 1/4 (5.25) Goodman/Carrier/Amana Replacement MERV 8 Air Filters 2 Pack Nutriants water treatmentImportant 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 3 8 and 4 7 8 inch depth filters,