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Apr 22, 2019

Does propylene glycol protect a system?

Firstly, before adding any propylene glycol to a system, you should understand the design life of it. Often, the less expensive propylene glycol holds a shorter design life of 3 – 5 years, whereas the premium propylene glycol holds a design life of roughly up to 15 years.

As propylene glycol begins to degrade, it becomes acidic, which as you can imagine has a major impact on key components within the system – attacking metal surfaces such as iron pipework, pumps and he...

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