Skip to content Skip to navigation menu

VALVTECT BioGuard Fuel Micro-Biocide - 16 oz

Model # 255739Mfg # BGDS16


Customer Reviews
In stock online.
Hazard Shipping

Product Description

BioGuard is specially formulated for hot, humid marine applications that breed bacteria and other bio-contamination. BioGuard is test proven to be up to 90% more effective than other typical biocides in as little as 2-3 hours versus 24 to 36 hours recommended by other biocides. BioGuard is designed to:

  • Kill bacteria up to 90% faster
  • Work in 2 - 4 hours vs. 36 hours for other products
  • Break-up bacteria caused slime
  • Prevent filter plugging
  • Prevent bacteria caused corrosion
  • Prevent bacteria from re-growing
  • Be effective in ultra low sulfur diesel and biodiesel
  • 16 oz. bottle treats 920 gallons

West Advisor

The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.


by PowerReviews
Valvtect BioGuard Fuel Micro-Biocide - 16 oz

(based on 1 review)

Ratings Distribution

  • 5 Stars



  • 4 Stars



  • 3 Stars



  • 2 Stars



  • 1 Stars



Reviewed by 1 customer

Displaying review 1

Back to top


Great product easy to use

By dominic1960

from capemay nj

Verified Buyer



      Best Uses

        Comments about Valvtect BioGuard Fuel Micro-Biocide - 16 oz:

        Works great

        • Was this a gift?:
        • No

        Displaying review 1

        Back to top