16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack controllers Biofuel SP is a high-performance

Biofuel SP is a high-performance

Use Ancient Amber in soil or hydroponics with any nutrient line

as some are attractants

protective guard for added safety

Boot covers provide protection from liquids and particulates

16x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 15 Air Filters 1 Pack controllers Biofuel SP is a high-performanceImportant 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,