External 50 gal. Tank Capacity Aquarium Filters
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- Pre-Owned · Aqueon$17.99Was: $19.99was - US $19.99$15.70 shipping
- Brand New · Unbranded$208.99Was: $219.99was - US $219.99or Best OfferFree shipping
- $199.99Free shippingOnly 1 left!
- Brand New · Unbranded$116.24Free shipping
Brand New · Fluval$49.99Free shipping12 watching- $52.99Free shippingOnly 1 left!
- Brand New · Aqua-Clear$8.69Free shipping31 sold
- $46.93Free shipping172 sold
- $8.69Free shipping213 sold
- $9.19Free shipping208 sold
- Brand New · Aqua-Clear$9.29Free shippingOnly 2 left
- $13.49Free shipping351 sold
- Brand New · Marineland$49.65Was: $60.55was - US $60.55Free shipping22 sold
- $39.99Free shipping
- Brand New · Unbranded$95.39Was: $105.99was - US $105.99Free shipping
- Brand New · Unbranded$55.13Was: $61.26was - US $61.26Free shipping
- $64.99or Best OfferFree shipping
- $34.99$19.60 shipping
- $3.98 to $21.98Free shipping13 sold
- Brand New · Fluval$49.99Free shipping13 watching
- Brand New · Unbranded$46.81Free shippingOnly 1 left!
- $139.99$18.17 shipping7 watching
- $38.99$22.75 shippingOnly 1 left!
- Brand New · Aqueon$65.48Was: $68.93was - US $68.93or Best OfferFree shipping
- $24.99or Best Offer$19.99 shipping
- $9.29Free shippingOnly 3 left
- $49.49Free shipping16 watching
- Brand New · Aqua-Clear$35.00$10.67 shipping
- Brand New · Aqua-Clear$71.49Free shipping
- Brand New · Unbranded$84.98Free shipping
- Brand New · Unbranded$105.99Free shipping
- Brand New · Unbranded$89.95or Best OfferFree shipping
- Brand New · Two Little Fishies$45.00$14.40 shipping
- $47.99$5.00 shipping
- $49.99Free shipping
- Brand New · Unbranded$10.78 to $28.99Was: $23.66was - US $23.66Free shipping
- $43.00or Best OfferFree shipping
- $48.98$11.71 shipping
- Brand New · Unbranded$56.35Was: $59.32was - US $59.32or Best OfferFree shipping
- Brand New · Unbranded$33.24Was: $34.99was - US $34.99or Best OfferFree shippingOnly 1 left!
- $13.99Free shippingOnly 1 left!
- Brand New · Marineland$40.49Was: $44.99was - US $44.99Free shipping
- $21.95or Best Offer$5.95 shipping
- $59.99Free shipping
- Brand New · Penn-Plax$56.07Free shipping
- Brand New · Unbranded$34.19Was: $37.99was - US $37.99or Best OfferFree shippingOnly 1 left!
- $44.99Free shippingOnly 3 left
- Brand New · Marineland$34.99$19.60 shipping
- $18.99Free shippingOnly 1 left!
- $6.98 to $25.98Free shipping259 sold
- $10.19Free shipping178 sold
- $54.99Free shipping
- $8.99or Best OfferFree shipping
- $4.99Was: $6.99was - US $6.99$9.39 shipping
- Brand New · Unbranded$105.99or Best OfferFree shipping
- Brand New · Unbranded$45.00Free shipping
- $90.33or Best Offer$59.45 shipping
- Brand New · API$31.99$28.49 shippingOnly 1 left!
- Brand New · Unbranded$100.69Was: $105.99was - US $105.99Free shipping
- Brand New · Unbranded$111.14Was: $116.99was - US $116.99or Best OfferFree shipping
Best selling
Top rated
- 94% agree - Would recommend$30.59 New$24.99 Used
- 80% agree - Would recommend$48.99 New
Review highlights
Recommended by our customersExcellent Filter
By sandtyle_tc7bqvpt
Can’t find one thing to knock on this filter. Super quiet and easy to put together. I would recommend taking the time to... see all reviews
Verified PurchaseThese are great quality filters; I had o...
By freenix101
These are great quality filters; I had one that I left outside for 6 months in the elements and I cleaned it with bleach... see all reviews
Verified PurchaseAqua Clear sponges work in many other filters!
By robf123
I use Aqua Clear sponges in all my filters including brands not made by Aqua Clears. You can find a size that will fit ... see all reviews
Verified PurchaseVery Flexible HOB Filter
By M9COd03xSI-@Deleted
well built filter. the best part is the flexibility of the filter media. you can custom it anyway you like, or just u... see all reviews
Verified PurchaseCapacidad Fluval C3.
By junnior572
This filter is suppose to work up to 50 gallons, I used for a 30 gallons and it take more than 36 hrs to clear the water... see all reviews
Verified PurchaseSilent operating filtration device.
By fma5947-x0sltfh9
I love this filter because it works very quietly and effective mechanism with simplistic design. The entire thing can be... see all reviews
Verified Purchase
