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Hydrofarm's heavy duty measuring beaker offers easy-to-read
Parts and Repairs - Zenport Warranty: 5-Year Battery
and its dishwasher-safe construction means easy and quick cleanup
- Soaking seeds and bulbs to improve germination and plant vigor
• 4 pre-mounted brass burners
16x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 13 Air Filters 1 Pack grow media Hydrofarm's heavy duty measuring beakerImportant 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,