Growers House Stonewool -- 40" x 8" x 3" Slab

Growers House Stonewool Grow 40" x 8" x 3" Slabs provide even root distribution with balanced air and moisture retention for optimum flowering, suitable for large crops during the final plant phase. Slabs are contained in UV safe sleeves, protecting roots from light and algae.

Balanced water retention and air ratio lead to the reduction of algae, our slabs are compatible with any block for transplanting and optimum root distribution makes Growers House Stonewool Grow Blocks the ideal medium for the final flowering phase.

Why use Stonewool?

Growers House Stonewool Grow Blocks and Slabs is manufactured under extreme temperature ensures that the product is clean and sterile. Its unique water attracting fibers makes cultivation on stonewool substrate very easy to control. Growers can administer the amount of water and nutrients the crops need in highly directed and controlled quantities, to achieve optimal and reproduceable crop yield results.

Efficient use of water and nutrients keeps a high average recordable yield per square foot. Energy consumption per unit of product low. Growers House Stonewool Grow Block and Slab is lightweight, making it easy to use, easy to move in a greenhouse, easy to plan out numbers of plants in rotation and is sustainable and environmentally-friendly product.

• High yield at high quality
• Saves on water and nutrients
• Lower energy consumption
• Constant, controlled quality
• Clean: contains no contaminants
• Optimum control range
• 100% recyclable
• Environmentally-friendly and Sustainable