@themanimal01 Thanks for your comment. The reddish orange pellets are Hydroton Expanded Clay. Special clay is mixed with sawdust, then rolled and put under extreme temperature to burn the sawdust, leaving the expanded clay as a very light, porous material, that lasts indefinately. This is particu...
@themanimal01 Thanks for your comment. The reddish orange pellets are Hydroton Expanded Clay. Special clay is mixed with sawdust, then rolled and put under extreme temperature to burn the sawdust, leaving the expanded clay as a very light, porous material, that lasts indefinately. This is particu...