Sophie Ashley Archives

Sophie Ashley

Company name: Energy Vanguard, LLC

Position: HVAC Designer

Sophie Ashley is an HVAC Designer for Energy Vanguard. Prior to entering the HVAC industry, she amassed extensive experience in the construction industry, especially in framing and carpentry. She also serves as a field inspector who conducts blower door and duct leakage tests.

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This is Not a Soft Start

I used to call PTCR devices a "Soft Start". I was wrong.

3 Ways to Reduce Compression Ratio in a Heat Pump

We’ve talked about compression ratio a lot over the years. Compression ratio is the number you get when you divide the absolute head pressure (PSIG + 14.7) by the absolute suction pressure (PSIG + 14.7). It measures the efficiency of a compressor, and lower numbers indicate that the compressor is moving more refrigerant while consuming […]

Best Practices to Conserve A2L Refrigerants in a Shortage

If you own your HVAC company or are involved in management, you may have realized that our industry is currently facing a shortage of new A2L refrigerants, particularly R-454B and R-32. Our own company has faced limited availability and long lead times, mainly due to supply chain disruptions and the increased demand now that our […]

Women’s Panel

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