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Seachem ParaGuard Aldehyde Parasite Control 17 fl. oz

Marsoni M251S
Sale price$20.99
Pay 4 payments of $5.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Seachem ParaGuard Aldehyde Parasite Control 17 fl. ozParaGuard is the only fish and filter safe aldehyde based (10% by weight) parasite control product available (for parasites on fish). Unlike highly toxic and difficult to use formalin based medications, ParaGuard contains no formaldehyde or methanol and will not alter pH. ParaGuard employs a proprietary, synergistic blend of aldehydes, malachite green, and fish protective polymers that effectively and efficiently eradicates many ectoparasites (e. g.
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  • We offer a 30-day return/exchange service after receiving.
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4.6 ★★★★★
Based on 45 reviews
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Verified Purchase
Mike
Dallas, US
★★★★★ 3
Didn't work for me
Color: Premium-CF9846A
I could not use this. After buying it I found out I had to cut some parts to replace it and decided to return it instead.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 21, 2025
W
Verified Purchase
William
Fort Morgan, US
★★★★★ 5
Fit
Size: 8.8" x 9.3" x 1.1"
Product looks and works well
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
C
Verified Purchase
Chris G
San Leandro, US
★★★★★ 5
Easy installation
Size: 8.8" x 9.3" x 1.1"
It fit my 2011 Honda accord coupe 👍🏼
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
T
Verified Purchase
Teresa
Grantham, US
★★★★★ 5
Works great
Size: 8.8" x 9.3" x 1.1"
Good filter
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Reviewed in the United States on August 15, 2025
T
Verified Purchase
tonyb
Grantham, US
★★★★★ 5
Fit as stated
Size: 8.8" x 9.3" x 1.1"
Perfect fit for my 2013 Honda and price was great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2025

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