GH Flora Nectar FruitnFusion Quart Commercial Water Filters Hyper Fans develop higher static Size:4" Hyper Fans develop higher static pressures and airflows than any other mixed flow fan in the market Your high value crops take in excess fertilizer salts and impurities from their environment that can affect the quality of your final harvest This unique blend of ingredients helps your plants regulate enzymes that trigger specific reactions involved in maintaining optimal metabolism This allows your plants to achieve a balance between respiration and photosynthesis in high intensity growing environments where the rate of respiration can sometimes exceed the rate of photosynthesis