Видео с ютуба Guppy Water Hardness

Aquarium Water Hardness: What You NEED To Know

Fish Tank Water Hardness Fully Explained: Don't Kill Your Fish!

Perfect Water for Guppies - Understanding GH General Hardness - Fishroom

Water Hardness - GH and KH Explained

How To Make Magic Guppy Water - "Natural" vs DIY

Changing Water Hardness Without Crashing Your Tank

Guppy Fish Care |Water Conditions|

Aquarium pH, GH, and KH for BEGINNERS​

Top 10 Aquarium Fish That LOVE Hard Water

Guppy Keeping Fails: Learn from These 5 Common Mistakes

Боитесь использовать водопроводную воду для своих гуппи? Тогда смотрите это видео!

10 Secrets to Success with Fancy Guppies | Complete Guide

How to Test Aquarium Water Hardness with the API KH and GH Test Liquid Kit (Carbonate and General)

What is the safe water pH for guppy and other ornamental fishes

The Best Temperature for Guppies (and Why It Matters)

Aquarium pH, GH & KH: What You ACTUALLY Need to Know

How to raise Water PH? Why does it matter?

11 Things You Should Never Ever Do When Keeping Guppy Fish and How To Do It Properly!!

How to Set Up a Tank for Guppies for Beginners