Grodan Improved Gro-Slab 36 x 8 x 3 w/ three 6 x 6 pre-cut holes 9 CFM Programmable Controller: It comes with

Programmable Controller: It comes with a corded probe and a programmable controller that can adjust airflow in response to temperature and humidity

Your soil is either working for you or against you — and live composting earthworms are one of the fastest ways to tip the balance

- Readily-available chelated micronutrients for lush vegetation

Rest assured that your purchase is 100% guaranteed

oyster shell lime (pH adjuster)

Grodan Improved Gro-Slab 36 x 8 x 3 w/ three 6 x 6 pre-cut holes 9 CFM Programmable Controller: It comes withDescription Product Details: Multi plant and slab hole size options Vertical fiber orientation Inert hydrophilic fibre technology High re saturation capacity Uniform water distribution throughout the pre cut Grodan Improved Uni Slabs Specifications Barcodes: 774783500759 (UPC A) 774783500766 (UPC A) Dimensions: 24. 0L x 36. 0W x 12. 0H (CS) 48. 0L x 48. 0W x 52. 0H (PL) Shipping Weight: 19. 75 Shipping Weight: 19. 75 lbs. Data Sheets Download the