Phat Filter 12" x 39" 1700 CFM spawn bags or large-scale greenhouse

or large-scale greenhouse

You can use rice hulls at a rate of 5%-20% of your total soil mix

Simply water your plants where they are

APCECOTH Greenhouse Master Controller Replacement Probe

Phat Filter 12" x 39" 1700 CFM spawn bags or large-scale greenhouseDescription Product Details: Phat Filters are packed full with the very best carbon on the market How do we know? Simple math. Carbon Quantity x Carbon Quality = Filter Capacity Carbon Quantity x Carbon Quality = Filter Capacity: QUANTITY: When we say Phat Filter carbon beds are 2" thick, they are in fact, 2" thick. The same is true when it comes to Phat Filter bed length size; the size we claim is in fact the actual size, not a "rounded up" dimension