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We offer free standard shipping on all orders across the United States, with no minimum purchase.
Orders are processed within 1–2 business days and delivered in 3–5 business days after dispatch (6–10 business days to Alaska, Hawaii and U.S. territories). You will receive a tracking link by email as soon as your order ships.
You have 30 days from delivery to return any unused item in its original condition and packaging for a full refund.
Return shipping is free: email loftwyn.com@gmail.com with your order number and we will send you a prepaid return label. Damaged, defective or incorrect items are always covered.
Your refund is issued to your original payment method within 5–10 business days after we receive your return.
Keep your PARTU BS-03 and Slevoo BS-03 air purifiers running smoothly with a four-pack of replacement filters designed for 3-in-1 filtration. This kit is compatible with Part U, Part X and Slevoo BS-03 models, and is clearly labeled NOT FOR BS-01 models. Built to support ongoing air cleanliness in homes and workspaces, these filters offer a practical way to refresh your purifier without downtime or guesswork.
Each filter uses a three-layer approach that targets both particles and odors. The combination of a high efficiency particle layer, a preliminary fine filter, and an activated carbon layer works together to help maintain a cleaner living environment. The result is a more balanced air experience, especially in spaces with daily activity, pet presence, or cooking aromas.
Imagine fresher air after cooking, relief from lingering pet odors, and a more comfortable atmosphere in small living spaces. These filters are designed to complement BS-03 purifiers and help maintain a consistent air-cleaning routine without overpromising results.
Compatibility note: this product is intended for BS-03 models and is not suitable for BS-01 units. If you have questions about fit or replacement schedules, Cabiclean support is available to help.
Q: What’s included in the 4-pack?
A: Four BS-03 replacement filters compatible with PARTU BS-03 U/X and Slevoo BS-03.
Q: Are these filters compatible with BS-01 models?
A: No. They’re designed for BS-03 purifiers only.
Shipping is free on every order within the United States, with no minimum purchase. Orders are processed within 1–2 business days, and standard delivery takes 3–5 business days after dispatch (6–10 business days to Alaska, Hawaii and U.S. territories). You will receive a tracking link by email as soon as your order ships. We currently ship to U.S. addresses only.
You can return any item within 30 days of delivery for a full refund, as long as it is unused and in its original condition and packaging. Return shipping is free: we send you a prepaid return label, whether the item arrived damaged or defective or simply was not right for your home.
To start a return, email loftwyn.com@gmail.com with your order number. Once we receive your return, your refund is issued to your original payment method within 5–10 business days.
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