Does not meet California requirements; cannot be shipped to California. Replacement washable HEPA filter for New Comfort Air Purifier. This will fit the following models: CH3500, CA3500, BL3000, BA3000, and CH3000. This will fit any of these models that were purchased from June 2012 and later. If your filter is dirty, or your purifier is not performing like it used to, this is what you need. SAME DAY SHIPPING- Most orders are shipped the same day payment is recieved. All other orders are shipped out within 24 hours (excluding Holidays & Weekends). All items are in stock and ready to ship and WE SHIP FAST. TRACKING NUMBERS As soon as your order is shipped we send you a Invoice in a email with your tracking number. We Ship Fast and make sure you know when your order will arrive.