Aquarium CO2 Bubble Counter Check Valve Regulator Diffuser Atomizer Reactor Dual-head

Specifications:
High quality and low price.
Small and compact.
Easy to install and replace.
A non-return function to prevent the backflow when the pressure changes.
Made of tough material for long-term use.

Type: Bubble Counter
Material: Aluminium Alloy & Acrylic
Color: Silver
Single-head Size (L x D)：7.9cm x 2cm/3.11" x 0.79" (Approx.)
Dual-head (L x D): 8.2cm x 2.1cm/3.23" x 0.83" (Approx.)
Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.
Package Includes:
1 x Bubble Counter (Single-head/Dual-head, as you choose)