Description
Rockwool is a light weight hydroponic substrate that is manufactured through heating basalt and chalk at a very high temperature, the liquid is then spun into threads and compressed into wool packets. The product is then cut into slabs, blocks or plugs. Grodan Rockwool Sheets are easy to use and promote a healthy plant life.
Product Details
Dimensions |
50x50x40mm |
Quantity |
Packaged |
Country of Origin |
Netherlands |
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