The modern world is filled with uncertainties that range from natural disasters to global political tensions. In recent years, there’s been a noticeable uptick in people seeking ways to safeguard ...
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I built a bunker: How much air do I need?
The Backyard Bunker is BACK! In this video, we will install the air conditioning system into the bunker and test the airflow needed to maintain a healthy living atmosphere underground. The CO2 Air ...
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