Van điều chỉnh co2 cho bể cá

High quality, durable and not easily damaged.
Precise structure made of durable copper that regulates the release of CO2.
Special copper-grinded surface, light weight, easy to operate.
Ergonomically design, easy to install without using any tool.
2 styles are available to suit different needs.
It features a non-return function to prevent the backflow when the pressure changes.
Co2 regulator valve applies nut lock design can effectively lock the CO2 tube, to prevent the accidents caused by loose.
Aquarium Valve-Regulator Diffuser Single-Head/Dual-Head CO2 only, other accessories demo in the picture is not included!

Specifications:
Material: Copper
Optional size: Single head, Double head
Single head size: app.3.8x2.9cm/1.50x1.14in
Double head size: app.4.3x2.9cm/1.69x1.14in
Color: As the pictures shown
Optional style: Single head, Double head
Quantity: 1Pc

Package Includes:
1 x Aquarium Valve-Regulator Diffuser Single-Head/Dual-Head CO2