API Stress Zyme 2-pack bottle for freshwater and saltwater aquariums promoting clean gravel and healthy biofilter.
API Stress Zyme 2-pack bottle for freshwater and saltwater aquariums promoting clean gravel and healthy biofilter.

API Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution – 2-Pack / 16-Ounce

OverviewAPI Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution comes as a two-bottle, 16-ounce kit designed to...
Availability: In stock
Product type: Aquarium Water Treatments
$45.96
$45.96
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API Stress Zyme 2-pack bottle for freshwater and saltwater aquariums promoting clean gravel and healthy biofilter.

API Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution – 2-Pack / 16-Ounce

$45.96
API Stress Zyme 2-pack bottle for freshwater and saltwater aquariums promoting clean gravel and healthy biofilter.

API Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution – 2-Pack / 16-Ounce

$45.96
Description
Description
x

Overview

API Stress Zyme Freshwater & Saltwater Aquarium Cleaning Solution comes as a two-bottle, 16-ounce kit designed to simplify tank maintenance by introducing live bacteria that actively feed on sludge and organic debris. Each teaspoonful delivers over 300 million beneficial bacteria, helping reduce buildup that can cloud glass, settle in the substrate, or cling to decorations. Regular weekly use supports a balanced biological filter and a cleaner, more inviting aquarium environment.

What it is

This product is designed for both freshwater and saltwater tanks, with a focus on maintaining a natural cycle in the aquarium. It helps the tank stay cleaner between deep scrubs and supports the overall health of fish and other inhabitants.

Key benefits

  • Helps keep tanks clean and reduces routine maintenance for freshwater and saltwater setups
  • Contains live bacteria to tackle sludge on gravel and decorations, promoting a clearer display
  • Boosts the natural aquarium cycle for steadier water chemistry
  • Supports a hospitable home for fish by sustaining a balanced biofilter when used regularly

How to use

Dose according to directions and add to the tank on a weekly basis or when you notice water quality issues or fish stress. This two-bottle kit is designed to support tropical community fish, cichlids, goldfish, and more, and complements other API treatments for algae control and disease prevention.

Real-life use

Owners may notice gravel and glass staying cleaner between cleanings, with a steadier substrate and clearer water over time. Consistent dosing can reduce the need for heavy scrubbing, freeing up time to enjoy the aquatic scenery.

About API

APIs decades of research aim to make fish care easier. Their treatment line is designed to work together, encouraging healthy bacterial growth, algae management, and a safer environment for aquarium inhabitants.

Usage tips

  • Follow the directions on the package for dosing and frequency
  • Use this product as part of a comprehensive maintenance plan with other API products

FAQ

Q: What does API Stress Zyme do for my aquarium?

A: It introduces beneficial bacteria to help break down sludge and organics, supporting a healthier substrate and clearer water when used weekly.

Q: Is it suitable for both freshwater and saltwater tanks?

A: Yes, it is designed for both freshwater and saltwater aquariums, helping maintain the biological filter with regular use.

Shipping & Return
Shipping & Return
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Shipping

  • Free shipping on all U.S. orders, with no minimum purchase.
  • Orders are processed within 1–2 business days after payment confirmation; weekend and holiday orders are processed on the next business day.
  • Estimated delivery: 3–5 business days after dispatch in most U.S. locations; remote or limited-service areas may take longer.
  • Once your order ships, you receive a tracking link by email; tracking usually becomes active within 24–48 hours.

Returns

  • 30-day returns from the delivery date with a full refund for unused items in their original condition and packaging.
  • Free return shipping: email petlywox@gmail.com with your order number and we send you a prepaid return label.
  • Damaged, defective, expired or incorrect items are also returned free of charge for a full refund — please include photos.
  • Your refund is issued to the original payment method within 10 business days after we receive and inspect the return.
  • Opened food, treats or supplements, used grooming or hygiene items, custom products, sale items and gift cards are not returnable unless they arrived damaged, defective, expired or incorrect.

Full details: Shipping Policy · Refund Policy. Questions? Email petlywox@gmail.com.

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Check the exact measurements and package contents before ordering. Read U.S. delivery details and return conditions. For a product question, email petlywox@gmail.com.

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