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GLB SuperSonic 1 lb.
GLB SuperSonic 1 lb.
GLB SuperSonic 1 lb.
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GLB SuperSonic 1 lb.

Marsoni M251S
Sale price$16.99
Pay 4 payments of $4.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
GLB SuperSonic 1 lb.GLB SuperSonic is a highly effective multi purpose product that sanitizes, clarifies, prevents algae and shock treats your pool. It is convenient, easy to use and won't over stabilize your pool water. The fast acting formula can be used on all pool surfaces, does not contain cyanuric acid and leaves no residue. Dosage 9 18 oz per 10,000 gallons of water every week.
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Your GLB SuperSonic 1 lb. orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 224 reviews
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Product Reviews
F
Verified Purchase
Fran Kelly
Birmingham, US
★★★★★ 5
Quality
Color: Black
Beautiful….well made
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2026
L
Verified Purchase
Lacretia G
San Leandro, US
★★★★★ 5
Use all pieces included
Color: Black
Hold good weight
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 3, 2026
A
Verified Purchase
arueby
Lexington, US
★★★★★ 5
Well made easy to install
Color: Pine
Well worth the cost easy to install look great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 11, 2026
A
Verified Purchase
Al Z. NorCal
Houston, US
★★★★★ 3
Just garbage
Color: White
Just terrible I put 2 screws on barely any problems but when I put 4 it got worse just awful and the anchor on one of the shelves couldn’t fit in seamless properly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026
J
Verified Purchase
Jason King
Grantham, US
★★★★★ 5
Absolutely worth every penny
Style: 70 inch 4 tier, Style: 70 inch 4 tier
Excellent product. Incredibly sturdy, beautiful color and finish, easy to assemble. I got the 70" to go on a 100" wall and it is the perfect size!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 12, 2025

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