Phat Filters Pre-Filter, 12" x 4" Pre-Filter:Phat Filters Pre-Filter, 39" x 12" but will also feed on

but will also feed on a range of mite species in different environments

and (1) Tape Foam Seal

Releases Built Up Salts

Use it on your fans and ducting

Spongy Moth formerly Gypsy Moth (Lymantria dispar)

Phat Filters Pre-Filter, 12" x 4" Pre-Filter:Phat Filters Pre-Filter, 39" x 12" but will also feed onGet 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