20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 15 Air Filters 1 Pack dis This economical covering helps growers

This economical covering helps growers maintain better heat distribution to help regulate their plants

This fixture is commericial grade so its design quality and durbility are second to none

Growth Science® Base B and all Growth Science® products are safe to use in automated delivery systems

Product Dimensions: 13 1/2'' x 21 1/2'' x 6 1/4'' (unfolded)

• ½" elbow fitting

20x25x5 (4 3/8) Lennox X6673_X6675 Replacement MERV 15 Air Filters 1 Pack dis This economical covering helps growersImportant 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,