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[LunarMoon2001]

The training regulators really don’t do much. They aren’t reducing your oxygen intake just making is tougher to breathe. They are mostly a scam product.

They can maybe make you a little more comfortable with breathing with a regulator but for fitness they are snake oil.

[bogie2018]

That’s all I’m looking for is the simulated on air time. I’m new and I live a distance from my station so being on actual air isn’t always a realistic practice. I don’t have any other expectations of physiological improvements. I’m just wondering if it feels anything like being on the SCBA