Red Sea Foundation B KH/Alkalinity 5 Liters Reef Aquarium Liquid KH Supplement 730773220250 | eBay
Wanna ask if a 5 litre tank (25cmx15cmx15cm) ok for a single betta fish? My parents won't allow me to get a larger tank. Not sure if its too small based on
5.4 Litre Glass Aquarium Fish Tank Starter Kit with Filter Light Office 1.2Gal | eBay
High-end Luxury Aquarium Mini Fish Tank Home Small Fish Tank For Kids - Aquariums - AliExpress