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- USA
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- USA
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Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
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Description
API Aquarium Pharmaceuticals pH Control Kit - 30B pH Down 16 oz & pH UP 4 oz Freshwater Aquarium Water pH AdjusterAbout This Lowers pH levels in freshwater aquariums with a 16 oz bottle of API pH Down to help fish thrive. Raises pH levels in freshwater tanks with a 4 oz bottle of phosphate free API pH Up to promote fish health. Both pH adjuster solutions are safe for use with fish, plants and can be used when setting up a new aquarium. Weekly pH testing is recommended to maintain ideal freshwater aquarium water acidity for your fish. Over 50 years of API aquarium
About This
- Lowers pH levels in freshwater aquariums with a 16 oz bottle of API pH Down to help fish thrive.
- Raises pH levels in freshwater tanks with a 4 oz bottle of phosphate-free API pH Up to promote fish health.
- Both pH adjuster solutions are safe for use with fish, plants and can be used when setting up a new aquarium.
- Weekly pH testing is recommended to maintain ideal freshwater aquarium water acidity for your fish.
- Over 50 years of API aquarium research and products for easy fishkeeping and water quality maintenance.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.3 ★★★★★
Based on 1646 reviews
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Product Reviews
★★★★★ 5
This is a great hat.
Size: One Size, Color: (015) Halo Gray / / Astro Pink
Cool comfy and stylish. What more could you want!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Nice cap
Size: One Size, Color: (015) Halo Gray / / Astro Pink
Nice cap. Made well with good material. It’s shaped well & fits perfectly. I chose the lite gray & I like the color.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
★★★★★ 5
Great Cap.
Size: One Size, Color: (647) Prime Pink / / White
Fits well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026
★★★★★ 4
Nice adjustable strap
Size: One Size, Color: (015) Halo Gray / / Astro Pink
Okay cap with adjustable strap and lightweight material. Doesn’t hold its shape well. But otherwise it’s a okay cap to throw on for sun protection .
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Reviewed in the United States on May 16, 2026
★★★★★ 5
Great
Size: One Size, Color: (015) Halo Gray / / Astro Pink
Product is as described, love the material and it’s true to size. The shape is very nice and the material is sun protective which is good to control sweating in your head.
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Reviewed in the United States on April 17, 2026