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Fresh Perspectives

Your Guide to Enhanced Indoor Air Quality and HVAC Systems.
Close-up of irritated green eye with red sclera from a barnacle-related injury.

I Got a Barnacle in My Eye

After a surprise barnacle-to-the-eye incident while winterizing her boat, Kimberly Sevilla reflects on the importance of PPE—and why your HVAC system deserves the same seasonal care. From sailboats to split units, Shelter Air’s got your winter prep covered.

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HVAC technician wearing blue DemeTECH mask in attic workspace.

I Took a Job as an HVAC Apprentice

When Kimberly Sevilla, founder of Shelter Air, took a job as an HVAC apprentice to evaluate a potential acquisition, she didn’t expect to get electrocuted within the first hour. This gritty, behind-the-scenes look at a real-world HVAC install reveals the cultural pitfalls, safety red flags, and leadership lessons that inspired her mission to transform the industry—from the attic up.

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Erv Energy Recovery Venelator

Efficient Whole-House Ventilation – What You Need to Know

An Energy Recovery Ventilator (ERV) works by exchanging stale indoor air with fresh outdoor air, all while maintaining the home’s temperature and humidity levels. As stale air is expelled, the system captures heat and moisture, transferring it to the incoming fresh air to ensure optimal comfort and energy efficiency. ERVs are ideal for improving indoor air quality, reducing pollutants like VOCs and allergens, and keeping homes healthier and more comfortable year-round.

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