(pack of 18) 7" x 8-1/4" - replacement polyester filters for the bettervent indoor dryer vent made by airstar, 18 pack airstarfilters <b>indoor dryer vent replacement filters for bettervent </b><p/><p><ul><li>free shipping!</li><li>7" x 8-1/4" x 1" blue & white polyester filter pads </li><li>pack of 18</li><li>captures dryer lint without restricting air flow</li><li>no chemicals or additives</li><li>made in the u.s.a.</li></ul></p><p><b>directions for use:</p></b><ul><li><b>step 1:</b> open and remove old indoor dryer vent filter</li><li><b>step 2:</b> replace filter with new airstar filter with the blue side facing in toward the bettervent indoor dryer vent</li><li><b>step 3:</b> close and latch indoor dryer vent system</li></ul></p><p><b>changing this filter pad often will increase the efficiency of your dryer!!</b></p><p><b>note : images are for illustration only!</b></p><p><b>all pads are cut within 1/4" of the listed size.</b></p><p><b> *** items may be compressed or folded for shipping purposes. ***</b></p>