Mini Measure Shot Glass, 12 per pack commercial-greenhouse-fixtures These slabs come in clearly

These slabs come in clearly marked UV resistant poly sleeves for ease of use

and comes complete with bituminous charcoal based carbon filter with one 6" inch duct for incoming air (top duct)

The Plasma Air 100 Series ion generator is a one-tube commercial quality unit intended for installation in air handling units (AHU)

Orca is a premier liquid mycorrhizal product

Waterproof—it floats

Mini Measure Shot Glass, 12 per pack commercial-greenhouse-fixtures These slabs come in clearlyMeasure for measure, the Hydrofarm Mini Measure Shot Glass is ideal for home, lawn, garden, or kitchen. It features dishwasher safe construction, permanent markings, high visibility, and a heavy base to reduce tipping. Use the shot glass to measure water, nutrients, and other liquids in teaspoons, tablespoons, ounces, and milliliters.