20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 2 Pack food-&-water-storage these operate with very little

these operate with very little heat

Each product in the "GO" line enables you to enrich your garden

Coco A&B used together will result in the best coco garden gardeners can dream of

Suggested Uses: To stimulate healthy plant growth and boost plant immune health on all plants grown indoors or outdoors

pH probes specifically

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 2 Pack food-&-water-storage these operate with very littleImportant 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,