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Home Certol ACID Magic 1GAL | USA/128-1
NOTICE: The pool & spa industry continues to face industry-wide shortages on many products that most vendors expect to last late into 2022. We're allowing items to be purchased so that customers who choose to wait will have their order shipped when product is available. Most vendors are not providing any ETA on when items will be available. WE WILL EMAIL YOU RIGHT AWAY IF YOUR ITEM IS BACKORDERED. 

Certol ACID Magic 1GAL | USA/128-1

Certol ACID Magic 1GAL | USA/128-1

  • Less fumes
  • Little to no corrosion caused by fumes
  • Can't burn intact skin
  • Better for the environment
  • 1 to 1 replacement means ease of conversion
Q & A

ACID Magic is the User Friendly Muriatic Acid! Formulated using a proprietary blend of acids and buffers, ACID Magic is a 1-to 1 replacement for tradition 31.45% muriatic acid. The blend is  a true solution of the highest quality and is safe for all pool and spa applications

  •  Adjusting pH for water clarity and bather comfort
  •  Adjusting total alkalinity
  • Acid washing pools and spas
  • Etching concrete
  • Cleaning filters
  • Cleaning salt cells


Q & A
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Browse 8 questions Browse 8 questions and 1 answer
Is this product safe for septic tanks?
A shopper on Jul 11, 2016
Good for hard water stains on vinyl siding?
j h on Aug 9, 2020
Can I use this for clogged tub drains?
A shopper on May 15, 2018
I have organic stains in my above ground pool. Will acid magic help with the removal of such stains ?
A shopper on Oct 20, 2018
What effect does it have on concrete?
[email protected] h on Jun 27, 2020
BEST ANSWER: None that we've seen
Does it remove paint from limestone?
A shopper on Jan 10, 2021
will it remove hard water stains safely on glass?
A shopper on Sep 13, 2020
If I put this into a stain remover tool to spot treat algae stains will this work?
Nicole M on Jan 15, 2018
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Pool Supply Unlimited is an e-commerce company that loves water. We love to pump it, filter it, heat it, chlorinate it, light it up and stare at it while we're barbequing a fat, juicy steak. There are real pool professionals working here. Our guys have seen thousands of pools in their careers, no exaggeration. We are based in Southern California and can land most products to your door (within the 48 contiguous states) in less than a week.
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