Description
Aquarium Fish Tank CO2 Generator Quick Twist Plastic Bottle Cap DIY Carbon Dioxide Reactor Material : High quality plastic,durable and long service life Dimensions: 3.3x3cm(1.30×1.18inch) Quantity: 5PCS Suitable for all kinds of DIY reactors The specification of the trachea that can be connected with the joint is 4MM in inner diameter and 6MM in outer diameter. Reactor bottle caps to use on any soda/water bottle for a brine shrimp hatchery. Use one side for the air pump, and the other side to re
