We offer a 30-day free return policy, with refund or replacement available on eligible items in
their original condition. Used, damaged, or significantly different items may not qualify for a full
refund. For more information, please refer to our
return policy.
Frequently Bought Together
Frequently Bought Together
Description
This small bottle ofFritz FritzZyme Fishless Fuel is a concentrated ammonia solution that helps your tank cycle safely—no fish needed. You add tiny amounts to get your beneficial bacteria started, so the tank matures faster and avoids toxic spikes. Easy to use for new setups or restarting a tank after cleaning. One of those essentialwater treatment for aquarium that serious hobbyists rely on, especially for fishless cycling and keeping water chemistry stable during startup.
Key Benefits
Helps start your tank without using live fish
Speeds up the nitrogen cycle safely
Super easy to dose—just a few drops at a time
Avoids ammonia spikes when starting out
Works great with FritzZyme bacteria
Show More +
INGREDIENTS ANALYSIS
Ammonium Chloride
Attributes & Specifications
Brand
Fritz
Product Type
Ammonia Solution
Suitable For
Works for Freshwater or Saltwater Cycling
Usage
Add 4 drops per US Gallon (3.78 L) or 1 tsp (5 mL) per 25 US Gallons (94.6 L)
safety & precautions
Keep out of reach of children.
Keep the container tightly closed.
Wash skin thoroughly after handling.
Use personal protective equipment as required.
Dispose of contents/container in an approved waste facility.
DIRECTIONS FOR USE
Use Fritz Fishless Fuel only for fishless cycling - with no livestock present.
Dose to achieve 2-4 ppm ammonia (e.g., 4 drops per US Gallon).
Add FritzZyme Nitrifying Bacteria immediately.
Test Ammonia and Nitrite levels daily or every alternate day.
Add fish when both levels reach zero.
Monitor levels regularly post application.
Recently Viewed
Frequently Asked Questions
Can I use Fritz FritzZyme Fishless Fuel if I already have fish in the tank?+
Nope. It’s for fishless cycling only—too strong if fish are already in there.
How often do I add Fritz FritzZyme Fishless Fuel during cycling?+
Usually daily or as needed till ammonia holds steady. Follow the Fritz guide.
Does Fritz FritzZyme Fishless Fuel smell like anything?+
Yeah, a bit like regular ammonia—keep the cap tight and store away from kids
Can I use Fritz FritzZyme Fishless Fuel with other FritzZyme bacteria products?+
Yup, it’s made to pair with them—makes the cycling smoother as aquarium fish supplies.
How long does one 2 oz bottle of Fritz FritzZyme Fishless Fuel last?+
For a small to medium tank, it lasts the whole cycling process easily.