Carbon Filters (various sizes) Zilla Range Square saucers can be found

Square saucers can be found here

then they are washed repeatedly with fresh water to remove the salt

enabling it to bear more weight

Optimal Root Growth: Enhances root zone aeration and expansion for healthier plants

Carbon Filters (various sizes) Zilla Range Square saucers can be foundPremium Carbon Filter for Grow Tents Clean, Odor Free Airflow Keep your grow space fresh and discreet with our high performance Carbon Filter, designed specifically for grow tents and indoor grow setups. Featuring a heavy duty mesh housing and packed with premium RC48 virgin Australian activated carbon, this filter traps and eliminates unwanted odors, airborne particulates, and VOCs and contaminants with exceptional efficiency. RC412 Australian Virgin