They need to be replaced every 50-150 hours.
Just open the top cover of the filter and remove the box from the inside. Then take out the Pre-filter and pull on the lids on each side of the Medium efficiency filter, put this aside and repeat the same steps with the charcoal filter. The box that's left is the H13 HEPA filter.
Replace what is necessary.
As soon as your order is placed, you will receive an order confirmation e-mail. This confirms your order has been received in our system and your credit card is authorized for purchase. As soon as we receive your order, we begin processing to confirm that it is in stock and available for immediate shipment. If your item is on backorder or unavailable, we will reach out to you via e-mail to confirm if you'd like to keep your order or cancel for a full refund. If your item(s) are available for immediate shipment, we will process the charges and submit the order for shipment.
ORDER SHIPMENT
Please reference your product page specific lead times. After shipment, items will arrive in 2-7 business days.
Some models are custom made, and can take as long as 4-5 weeks to ship depending on the model and series. Please contact customer service before ordering if delivery time is a concern of yours.
Certain items due to high demand and low supply can only be placed on back order at specific times. Please contact customer service to hear about any items availability.
Please contact us for rush shipping rates and options. We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out. If you do not receive tracking information from us within four business days of your order, feel free to follow up with us at info@machineshark.com.
Large items that ship via freight (not UPS or Fedex) require a signature upon delivery. You will receive a call from the shipping company to arrange a time and day for delivery that works for you.
PRODUCT QUALITY GUARANTEE
Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should REFUSE the package, and make note of it on the delivery receipt. If your item(s) do arrived damaged, please contact us immediately and send photos to info@machineshark.com . We will process an insurance claim on your behalf and happily work with you to resolve the issue and refund or replace your order.
CANCELLATIONS & REFUNDS
Generally, most of the items we carry can be returned within 30 days of receipt in new condition and unopened.
Returned products must be sent back with their original packaging and have all of the parts and components that they came with. Please contact the manufacturer for any warranty issues.
Please document (photograph) any damages upon receiving the item and report these damages to the delivery carrier if product was sent by LTL or freight (not by UPS, Fedex, USPS, etc).
Some items may be subject to a 15% restocking fee. Customer is responsible for return shipping and original shipping cost, even if the item was "free shipping". Any damages to products may void the return.
Returns must be accompanied with an RMA number. Please contact us in order to have one generated.
Should you have any questions about a particular product’s return policy we’re here to help. Please contact us and we will respond within 24 hours.
As stated in the Product Quality Guarantee, any item that arrives in less than perfect condition or missing parts will be handled at no extra cost. Refunds will be issued to the original credit card that you use when placing your order.
It is the customers' responsibility to confirm the product will comply with their state, county or city codes. If you will be receiving an inspection by a county or city inspector, please ask them what they require.