WIO White Adder Gravel Mix - Pale-Yellow to Cream Gravel for Aquariums & Terrariums Aquarium Fish Care The Chihiros Doctor 5 is

The Chihiros Doctor 5 is a smart water steriliser that uses controlled micro-electrolysis to suppress algae and reduce microbial load

Sized for aquariums in the roughly 100–200 litre range

Yes — calibration with a measuring cylinder ensures the dosed volume matches what you set in the app

Can I use APT 1 without CO₂ injection

WIO White Adder Gravel Mix - Pale-Yellow to Cream Gravel for Aquariums & Terrariums Aquarium Fish Care The Chihiros Doctor 5 isEnhance your aquarium or terrarium with WIO White Adder Gravel Mix. These smooth, pale yellow to cream colored stones create a serene, natural ambiance, making them ideal for securing epiphytic plants and reflecting light beautifully. This versatile gravel not only enhances the aesthetic appeal of your setup but also supports a healthy environment for your aquarium.