Caps used for DIY CO2 generators. Great for planted tanks.
Also used with 2 liter bottles to hatch out brine shrimp. Use one side for the air intake and the other with a valve to cultivate your culture with ease and control.
Price is per cap
Current Price: 3.00
Stock Level: 14
Store Name: Just One More Fish
Seller Country: United States
Shipping: Starts at $5.00 for up to 10 of these