Jack's Professional Boost Epsom Salt (Magnesium Sulfate) Container Size:25 lbs. Offering 3-speed push button operation

Offering 3-speed push button operation

Inner fabric color may change due to pre-treatment before shipment

This also prevents 'lamp flicker'

Indoor Crops

7 Year Compressor Replacement*

Jack's Professional Boost Epsom Salt (Magnesium Sulfate) Container Size:25 lbs. Offering 3-speed push button operationJack's Professional Magnesium Sulfate is part of the BOOST line of products and is an essential item for the Jack's 3 2 1 program. This nutrient supplement is backed by scientific research and quality testing. The Mg + S (magnesium and sulfur) in Jack's Nutrients Epsom Salts undergoes extensive quality testing to ensure the lowest possible levels of heavy metals. You can have confidence that when you add a boost of Mg + S, you are getting pure