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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
With their “no-pinch” design
non-pathogenic saphrophytic fungus known as Ulocladium oudemansii (U3 strain)
Easily mixes tanks from 50-500 gallons
even in the densest of canopies in CO2 enriched flowering rooms
Contains no BPA (Bisphenol A) and is made from US FDA food safe materials
16x20x4 (3 5/8) Pleated MERV 10 Air Filters 1 Pack Hydro Components With their “no-pinch” designImportant 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 16x20x4 filter
US$ 32.00
US$ 40.00
US$ 10.90
