Fits 600 Series?? 700 Series?? 560 Series?? 350 and 360 units.</br>Easy Installation</br>Requires annual replacement.</br>2 Filters per pack</br></br>Product Description</br></br>Aprilaire GENUINE OEM Replacement Water Panel Humidifier Pad #35. Fits Model 350?? 360?? 560?? 568?? 600?? 600A?? 600M?? 700?? 700A?? 700M?? 760?? 768. HUMBBLBP2417A & HUMCCLBP2417Also Fits Vista 714?? BestAir Pro A35PR(HUAA35) 2-PACK SPECIAL</br><br/>http://www.amazon.com/gp/product/B0195V2OSK