# isinlive FLT4825 Pet Care HEPA Filter B Replacement

The isinlive FLT4825 Pet Care Filter B is a replacement filter set listing compatibility with select Guardian air purifiers and other models. The stated contents are four HEPA filters and eight activated carbon pre-filters, giving buyers replacements for both filter types in one package.

- [Original product page](https://best-deals.pro/product/isinlive-flt4825-pet-care-hepa-filter-b-replacement)
- [View offer](https://best-deals.pro/visit/isinlive-flt4825-pet-care-hepa-filter-b-replacement)
- Market: US
- Language: en-US
- Currency: USD
- Brand: isinlive
- Model: FLT4825
- Category: Home & Kitchen > Appliance Parts & Accessories > Air & HVAC Filters
- Price: 29.96 USD
- Previous price: 36.98 USD
- Discount: 19%
- Price checked: 2026-11-14T06:41:33.106Z
- Rating: 4.7 / 5
- Reviews: 51

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing identifies the product as a Pet Care version of Filter B.
- The stated package includes four HEPA filters and eight activated carbon pre-filters.
- Compatibility is claimed for several Guardian models, plus PureGuardian AP2200CA and Black+Decker BXAP148.

## Pros

- Includes replacement HEPA filters and carbon pre-filters together, rather than HEPA filters alone.
- The listing gives suggested replacement intervals: 8–12 months for HEPA filters and 2–3 months for carbon pre-filters, or as needed.

## Specifications

### Identity
- Brand: isinlive
- Model: FLT4825
### Dimensions and installation
- Dimensions listed: 16.3"L x 5.1"W x 6.8"Th
- Weight listed: 13.76 ounces
### Materials and protection
- Material listed: HEPA Filter

## Before you buy

- Compatibility lists vary across the listing: models named include AC4300BPTCA, AC4900CA, AC4825, AC4825E, AC4850PT, AC4820, AP2200CA and BXAP148, while other passages add models such as AC4825W, AC4870, CDAP4500BCA, CDAP4500WCA and BXAP150. Confirm your purifier's exact model and filter type before ordering. The listing also uses FLT4850PT in the title while giving FLT4825 as the model number, so verify the part designation against your existing filter.

## In the box

- 4 Purple Pet Care Version HEPA Filters B (Included)
- 8 activated carbon pre-filters (Included)

## A good fit for

- Owners of a purifier explicitly listed as compatible who need both Filter B HEPA elements and carbon pre-filters.
- Buyers who prefer to keep replacement pre-filters on hand alongside HEPA replacements.

## Less suited to

- Owners whose purifier or required filter type is not among the listed compatibility claims.
- Buyers seeking only carbon pre-filters or a single replacement HEPA filter.

## Customer feedback

Customer feedback reports that the filter works well, with dust and cooking smells mentioned as examples, and some customers consider it worth the money. These are reported impressions rather than verified performance results. They may matter to buyers seeking routine replacement media, but the listing does not provide measured filtration performance. The overall ratings are mostly five-star, with a smaller spread across lower categories, so experiences are not uniformly positive.
- Positive themes: Customers report that the filter works well.
- Positive themes: Some customers say it is worth the money.

## Frequently asked questions

### What is listed in the package?
The stated contents are four Purple Pet Care Version HEPA Filters B and eight activated carbon pre-filters.
### Which air purifiers is it claimed to fit?
The listing names several models, including AC4825, AC4825E, AC4300BPTCA, AC4900CA, AC4850PT, AC4820, PureGuardian AP2200CA and Black+Decker BXAP148. The compatibility wording varies, so match the model and filter type before purchase.
### How often should the filters be replaced?
The listing suggests replacing the HEPA filter after 8–12 months and the activated carbon pre-filter every 2–3 months or as needed.

## Alternative options

- [4+12 FLT4850PT Hepa Filter B Replacement for G-Guardian AC4825, \#FLT4825 \| AC4825e AC4900 AC4800 AC4850PT AC4300 CDAP4500 and More, 4 Hepa Pet Care Filters & 12 Activated Carbon Pre-Filters](https://best-deals.pro/visit/isinlive-flt4825-pet-care-hepa-filter-b-replacement)
- [2 Pack FLT5000 Replacement Filt-er C with 6 Pack Activated Carbon Filt-er \| Compatible with G-Guardian AC5250PT AC5000 AC5000E AC5300B AC5350B AC5350BCA AC5350W CDAP5500](https://best-deals.pro/visit/isinlive-flt4825-pet-care-hepa-filter-b-replacement)
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## Add-ons

- [4 Pack FLT4850PT True HEPA Replacement Filter B, with Pet Pure Treatment for G-Guardian Air Purifier C4900 AC4880 AC4825 AC48](https://best-deals.pro/visit/isinlive-flt4825-pet-care-hepa-filter-b-replacement)
- [FLT5250PT Pet CARE Filter C For G-Guardian AC5250PT AC5000 Air Purifier \| Fit For G-Guardian Models: AC5000 AC5000E AC5300B,](https://best-deals.pro/visit/isinlive-flt4825-pet-care-hepa-filter-b-replacement)

## Images

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 1](https://best-deals.pro/i/Cug6Pc6TtnM-jd4ph_oRCKDfKRzVYFoBLfxi6s7pS6fyTs12yLLZ-Wr8xZrir7Xcvx8wlEceDxssBZwG9ndFciNOqwZgnIDDahdpfP8MCFxSchtjY-nDwLWo.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 2](https://best-deals.pro/i/XXMrcMRlAsxPzFIgI20gHDeM1L_c72_P97Ueu9YWjPnIqZQ-SEbqciPiTMVzRack2JAym8hbmDA_hxQh6caHeY31eIaU1XnWwvJNq3VP1kj1Fj9Y91XPiW4I.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 3](https://best-deals.pro/i/LKGH5qq0KrLFf5h7CbgVz2CWku6hUMC2RPDYGO6iUfMQa8soG329cbCwU25iBfZqkTSk66HZroKvWQKZ9IdiJ-PKVh9Ybs95jzUIymYDhaUN6CzNGUgKYyMY.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 4](https://best-deals.pro/i/OwgvI5YBHBKzZC-faws8jg3tlzGs6IVsEkM8glLf8RhBVxLglGI5pgmt51A3_zVQNd3eMAwc0MDrCBmMzXmiHPBGmn_ehvIEaK7wez8LCLWzrUN_FY6y2urB.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 5](https://best-deals.pro/i/4_VrlesHOTWiacqouYTm29J-3Faf85K5fX9uG74V3zT7yiHFrzW4LR2Pdogtd8LLYIv5B-zpuZ5Hwz2F3BQTnXL_GrANGEmQY7-3VW1fSC5JHsid52HOOPzQ.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 6](https://best-deals.pro/i/dT5PfwzfeQGpm4GkhfzcAgSGFfT7bXIo_lAErYo6bTB_wEDlaxX5r_8EvwHKRZuQMnV_4wh7rqkDFkAH4aAN-y-XCe7z_9w7sUE8MWLPrBg2c-c_fRuDNbUa.jpg)

![isinlive FLT4825 Pet Care HEPA Filter B Replacement — 7](https://best-deals.pro/i/F-rClFevu-K5kUEm7SHky5irqpDnYHTHNwhnRZgz4WDmU7kufCGdwX15kf_lF4gs8W3W7JEQa4p3v932d0iBD8FoLZcqTR7AwIvn8hmmxYfp5zBq64dsTgYc.jpg)