SAS9700-14 / SAS 9700-14 Air Intake Filters (6 in box) • High Quality • Designed to keep dust and airborne particles from damaging pump • Replace filters every 90 –100 running hours Caution: These are not air purifying filters. Locate oil-less air pump in clean air environment where breathable air can be assured at all times. Shipping Charges are based on Zone, Weight and Dimensions. For Quantity Discounts, please scroll to bottom for prices. Discounted prices will automatically calculate when item quantity is reached when ordering.