Grodan Pro Gro-Block Improved GR4 with Hole, 3" x 3" x 2.5" (Case of 384) complete grow kit Includes: pH 7 & pH

Includes:  pH 7 & pH 4 calibration solution (50ml bottle each)

Short Rocket Drippers and Eliminators

It performs best in hydroponic systems and coco coir media

UPC Code: 819137024465

BudBox Grow Tents: Look no further for your ultimate growth solution than BudBox

Grodan Pro Gro-Block Improved GR4 with Hole, 3" x 3" x 2.5" (Case of 384) complete grow kit Includes: pH 7 & pHGrodan Pro Gro Block Improved GR4 Small with Hole, Unwrapped, 3" x 3" x 2. 5" (Case of 384) New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. The uniform distribution of water and nutrients throughout the block allows for more efficient use of the