Description
xRefresh your Blue Pure air with confidence
Keep your Blue Pure 311i Max purifier performing at its best with the WILERDA 2 Pack Replacement Filter. Designed to fit BLUEAIR HEPASilent Air Cleaner, Blue Pure F3-MAX, and the Blue Pure 311i Max, this filter set offers a straightforward upgrade to your purifier’s filtration system. Before you order, please confirm your model number to ensure a proper fit.
What makes this filter standout
- HEPA-grade filtration captures at least 99.97% of particles as small as 0.1 microns, helping reduce smoke, dust, and pet dander in your space.
- Activated carbon layer helps mitigate light odors from cooking, smoke, and daily activities, so rooms feel fresher between cleanings.
- FSC-certified paper construction supports responsible sourcing and eco-friendly packaging choices.
Performance and maintenance
For consistent purifier performance, replace the filter roughly every 6 months based on typical usage. The design enables tool-free installation, making swaps quick and clean.
- Two-pack provides practical value and the convenience of ongoing maintenance.
- Compatibility focuses on BLUEAIR HEPASilent Air Cleaner, Blue Pure F3-MAX, and Blue Pure 311i Max, ensuring a reliable fit.
- Easy to handle and install without any special tools.
Real-world use cases
In living rooms, bedrooms, or kitchens, a fresh filter can help maintain a cleaner-feeling atmosphere after cooking, pet time, or regular dust accumulation. The upgrade options allow you to tailor your purifier’s performance to your space and routines.
Eco-conscious and service
We stand by responsive support: if you have questions, contact us and expect a reply within 24 hours. The replacement filter is crafted with care and designed to fit the intended purifiers reliably.
Compatibility and care
Important: This filter is only compatible with BLUEAIR HEPASilent Air Cleaner, Blue Pure F3-MAX, and Blue Pure 311i Max. Not suitable for certain models listed in product notes; please verify your unit’s model number before purchase.
FAQ
Q: Which devices is this 311i Max replacement filter compatible with?
A: Fits BLUEAIR HEPASilent Air Cleaner, Blue Pure F3-MAX, and Blue Pure 311i Max models.
Q: How often should I replace the filter?
A: Replace roughly every 6 months with typical use; actual timing depends on air quality and usage.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
- Choosing a selection results in a full page refresh.