20x25x4 (3 5/8) Pleated MERV 14 Air Filters 1 Pack discounted MID/LATE BLOOM (WEEKS 5 –

MID/LATE BLOOM (WEEKS 5 – 8): 2 ML – 3 ML PER GALLON

2-0-4 & BLOOM B

Double-ended system delivers higher PAR value with excellent uniformity

The Sunburst CMh has a built-in digital ballast designed specifically to run the 315W ceramic metal halide lamp

20x25x4 (3 5/8) Pleated MERV 14 Air Filters 1 Pack discounted MID/LATE BLOOM (WEEKS 5 –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. If you are replacing a 4 3 8 depth 20x25x4 filter