A complete CO2 system could be built up easily if you have owned this D301 Aquarium Water Plants Necessity DIY CO2 Generator System. The CO2 generator is characterized by 2 air-pipe locks on the bottle cap which prevent the air-pipe getting loose, specialized pressure gauge for indicating safe area and scale, and bottle cap whose size fits common PET plastic bottle. Also, it’s easy to set up and safe to use. A cost-effective solution for promoting plant growing! Get it!
How to use, please click here: http://v.youku.com/v_show/id_XNDQxNjkxNzA4.html?from=s1.8-1-1.2
FEATURES
Specifications
| Model | D301 |
| Dimensions | (6.69 x 6.69 x 1.34)" / (17 x 17 x 3.4)cm (L x W x H) |
| Weight | 5.50oz / 156g |

Package Includes
Extra Info
1.The bottle have to use carbonated beverage bottle, do not use pulpy, green tea, mineral water bottles, etc.
2.Trimming valve regulation avoid by sudden big or small, do not suddenly turn up, after immediately shut down again, so as not to cause abnormal pressure to the bottle.
3.Make sure carefully observe the direction of the parts before assembly. The usual wrong handle way will cause abnormal react ion components as follow: the contrary direction of the check valve and fine-tuning in the direct.
Product Attributes:
If you want to set up the Generator ,you need (not included in the product):
1x 200g of citric acid
1x 200g baking soda powder
2 x Soft drink bottle (recomended 2L bottle)