Optimal air to water ratio
The reels on these machines are 5” in diameter and 21″ in length
• Improves nutrient absorption rates
• Miniaturized for easy transport
Blast Off is very effective in both Soil and Hydroponic gardens
8x20x1 Pleated MERV 14 Air Filters 3 Pack Tents / Indoor Greenhouses Optimal air to water ratioNordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.