The Set of 14 Grodan Max High‑Performance Grow Rockwool Slabs offers a superior growing medium for various horticultural applications. Each slab is designed with precision to ensure optimal water retention and aeration for robust root development. The unique structure of the rockwool allows for excellent drainage while providing a stable environment for plants. The slabs are eco-friendly and made from natural basalt rock, contributing to sustainable gardening practices. Ideal for both beginner and experienced growers, these slabs enhance plant growth and yield by promoting healthy root systems.