Capitalizing on our vast industry experience, we offer a premium quality range of gas volume testers which is also known as carbonation tester. These testers are extensively used to measure several types of gas chambers, pet and glass bottles. Apart from this, these testers are also used to measure the amount of dissolved carbon dioxide in carbonated drinks. In any aerated drink making unit, these testers are essentially required. These testers are available in two primary form of glass bottles fitted with crown caps and PET bottles with plastic ROPP caps.