Earth Juice Crystal pH Up Size:10 lb Cold fogging technology atomizes particles to 847127006603 Cold fogging technology atomizes particles to deliver a fine mist up to 15 feet (optimal spraying distance is 3 feet to 8 feet) to coat your plant with micro droplets for thorough contact without potentially harmful dripping or pooling a 1 HP (120 V) leaf collector suction system and the unique triple bag kief filtration and trim collection system The pH increase adjuster formerly known as Natural Up offers a solution that replaces harsh synthetic and cumbersome liquid pH adjusters It is highly concentrated and designed for adjusting the pH of fertilizers and micronutrient foliar solutions used in plant care