20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 2 Pack food-&-water-storage Xtrasun II Wing Reflector features:

Xtrasun II Wing Reflector features:

these operate with very little heat

Start with 2ml and slowly increase to 5ml

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

It is a high performance plant food with long shelf life elements that won't drop out

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement Air Filters MERV 14 Plus Carbon 2 Pack food-&-water-storage Xtrasun II Wing Reflector features:Important 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,