Phat Filters Pre-Filter, 16" x 6" Grow Light Movers A dosage of 1:1000 increases

A dosage of 1:1000 increases the total amount of K by 5 mmol

contributing to a vigorous soil food web and improving accessibility of nutrients

Engineered specifically for indoor home grows and basement grows

Easy Observation: Don't throw out your back bending over to check on your plants

Phat Filters Pre-Filter, 16" x 6" Grow Light Movers A dosage of 1:1000 increasesGet The Most Out Of Your Phat Filter! Phat Filter replacement pre filter replaces your used pre filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre filter is available in all Phat Filter sizes and can be easily slid over the filter and secured with the plastic straps