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The 2Hr Aquarist

Dose according to the Water Volume in your tank.&#xA0;&#xA0; Wood, substrate and rocks often take up 15% or more of Tank Size.&#xA0;<a href="https://www.2hraquarist.com/pages/dosing-calculators" rel="noopener noreferrer" target="_blank">Water Volume Calculator here</a>.<img src="https://attachments.gorgias.help/DrQqY7XZWQO6L4Wj/hc/30BVo7v59v2rvzmQ/2024091603-6214a445-3113-4a26-b9ad-5350d6c6fb64-2hraquaristdscf6620%20(2).jpg" style="width: 689px;" class="fr-fic fr-dib">

Dose according to the Water Volume in your tank.  Wood, substrate and rocks often take up 15% or more of Tank Size. Water Volume Calculator here.

What is my tank volume?

APT Fertilizers

Usage Guide

Should I use APT 1, APT3 or APTe?

Which fertilizer for a new tank without CO2 injection?

Which fertilizer for a new CO2 injected tank?

What is the best liquid fertilizer for a matured tank?

How is APT different from other fertilizers?

Which fertilizer should I use to prevent algae?

Which fertilizer is best for an Iwagumi Style aquarium?

Fertilizer Choice

How much to dose for APT1/APT3/APTe?

Best time of the day to dose?

Dosing Frequency

How soon should I start dosing?

Can I dose APT 1, APT3 and/or APTe together?

Using APT with an auto doser

Can I do less water changes?

Should I add more Iron?

Problems after switching to APT?

Why are my nitrate / phosphate readings low?

Can I use APT SKY with APT fertilisers?

Will activated Carbon affect fertilizer usage?

Will a UV lamp / UV steriliser affect APT?

Safe for Shrimp?

Will APT raise GH or KH?

Does APT contain copper?

How soon can I see results?

My leaves are not improving?

My leaves are turning yellow?

My plants are not getting redder?

I still see nutrient deficiency!

Why do I have low nitrate levels with APT?

My carpet has uneven growth?

Product Information

Sedimentation or Crystallization

What is the expiry date?

Product labels

How can I get a dispenser pump?

Product Labels & Handling

Do I need APT SKY?

Should I use APT Sky or APT Sky plus?

How much to dose?

Best TDS for a planted aquarium?

How do I add APT SKY to the tank?

Do I need to raise KH?

How do I know if I'm keeping 'conflicting' species?

I have hard water. Should I dose APT SKY?

Is my tap water suitable for plants?

I have high KH but low GH. Should I use APT SKY?

My tank/tap has X GH. How much APT SKY should I dose?

My tank / tap measures +7dGH. Should I dose APT SKY?

APT SKY/ SKY Plus

Can I use APT START with an inert substrate?

What is inside APT START?

What is inside the blue sachet?

Can I use APT START with other bacteria products?

How much should I use for my tank?

How much substrate should be added on top of APT START?

Can I add fish immediately?

What is the expiry date of APT START?

If I use APT START, when do I use APT JAZZ?

APT START

Can I dose it straight into the water?

When will FIX / FIXLITE not work?

Can FIX / FIXLITE treat cyanobacteria / BGA?

APT FIX or APT FIXLITE?

How does APT FIX work?

How does APT FIXLITE work?

How often can I use APT FIX / APT FIXLITE?

How do I cover alot of areas?

How do I use APT FIX / FIXLITE as a dip?

How should I use APT FIX / APT FIXLITE in a new tank?

Will APT FIX / APT FIXLITE kill my plants?

I have alot of algae. Can APT FIX / APT FIXLITE help?

The algae is gone but my leaves do not look healthy?

Will APT FIX / APT FIXLITE harm my shrimp/ fish?

The color of my APT FIX is not clear?

I see some sediments in APT FIXLITE?

Expiry of APT FIX / APT FIXLITE?

How should I read the pipette?

My fish / shrimp died!

APT FIX / APT FIXLITE

How do I use APT PURE?

APT Pure smells bad?

What is the Expiry of APT PURE?

Can I use APT PURE together with Purigen?

Odd Ammonia test result with APT PURE?

Would APT PURE affect fertilizers?

Do I really need APT PURE?

What is Chloramine?

Can I remove Chlorine naturally without APT PURE?

APT PURE

Do I need liquid fertilizers if I use APT JAZZ?

How much APT JAZZ do I add?

How is APT JAZZ nitrate limiting?

Can I achieve nitrate limitation with other root tabs?

How is APT JAZZ different?

Can I use APT JAZZ with inert substrates?

Can I use APT JAZZ with a shallow substrate?

When might APT JAZZ not work?

How is APT JAZZ different from osmocote?

APT JAZZ

Do I need to rinse before use?

Should I cap the aquasoil with sand?

How deep should my substrate be?

Does APT Feast release Ammonia?

How should I handle the ammonia release when using the aquasoil?

Can I plant in the aquasoil straight away?

How soon can I add livestock to the tank?

Is APT Feast suitable for shrimps?

My pH is dropping a lot in my tank with the aquasoil?

Do I need to increase my KH to counteract the softening properties of Aquasoil?

Do I need to add root tabs?

Do I still need to add liquid fertilizer?

How long does the aquasoil last? Does it need to be changed after some time?

How deep can my aquasoil substrate be?

Do I need to poke the aquasoil to release the trapped air bubbles?

Do I need to vacuum my substrate ?

Can I use APT Feast without a Dark Start?

APT FEAST

Can I change my order?

My order was marked delivered but it’s not here.

What do I do if I receive the wrong item in my order?

What if my package gets lost or arrives damaged?

PURCHASES & ORDERS

Should I do water changes when using APT balance?

Do I have to add Ammonia?

Isn't nitrification inhibited below pH 6?

Do I have to use the 2 packets together?

Can I use APT Balance with APT Feast?

APT Balance

What is my tank volume?Updated a year ago