Surebond SB-7700 Joint Stabilizing Anti-Fungal Sealer – Gallon

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SB-7700 Joint Stabilizing Anti-Fungal Sealer is a water-based, single-component, self-crosslinking acrylic co-polymer sealer and joint sand stabilizer. It offers outstanding durability and is specially formulated with an anti-fungal agent designed to help inhibit the growth of mold, moss, and algae on the sealer film when applied to horizontal or vertical surfaces. Ideal for shaded areas, pool decks, outdoor showers, and other areas where mildew, fungus, and algae are a concern. SEK SUREBOND

Product Type: Water-Based Acrylic Co-Polymer Sealer

Finish: Semi-Gloss (Enhanced Look)

Primary Use: Joint Sand Stabilization & Surface Protection

Surfaces: Concrete & Clay Pavers, Natural & Manufactured Stone, Masonry, Terrazzo

Coverage: 80–120 sq. ft. per gallon (2 coats recommended)

Dry Time: Light foot traffic–24 hours / Full cure–72 hours

Cleanup: Soap and water

VOC Compliance: Compliant in all 50 states

Packaging: 1-Gallon, 5-Gallon, and 55-Gallon containers

Manufacturer: SEK-Surebond®

Availability: Salt Lake City, Heber, Sunset, Vancouver, Oakley

In stock at all American Stone yards. Local pickup from Salt Lake, Heber, Sunset, Vancouver, or Oakley. Dealer and distributor orders are FOB from your preferred American Stone yard. Freight quotes available upon request.

Q: What type of finish does SB-7700 produce?
A: A semi-gloss finish that enhances surface tone with a natural, wet look – never plastic-looking.

Q: Can I use this on natural stone or only on pavers?
A: SB-7700 is safe for both, but always test a small area first. Some dense stones may not absorb evenly.

Q: Does this prevent joint sand washout?
A: Yes. It stabilizes joint sand to resist erosion, weed growth, and insect intrusion.

Q: How often should I reseal my surface?
A: Typically every 2–3 years, depending on exposure and traffic.






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