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Darkling Beetles
Included Vapor-logic Controller – Accurate and responsive relative humidity control
Mixed flow design combined with a PWM-controlled EC-motor for a truly quiet and energy efficient performance
thereby encouraging more aggressive growth
it is ideal for testing applications such as hydroponics & gardening
16x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 2 Pack Air Filter Darkling BeetlesImportant 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,
