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Fresh Perspectives

Your Guide to Enhanced Indoor Air Quality and HVAC Systems.
Shelter Air yard sign in snow outside a home, advertising heating, cooling, and home performance services by a woman-owned HVAC company in the Hudson Valley.

The Last Day of 2025: Understanding Heat Pump Setbacks and Cold-Weather Performance

During an Arctic blast, many heat pump owners discover that old thermostat habits no longer work. In extreme cold, deep temperature setbacks can trigger expensive backup heat, reduce comfort, and drive up energy bills. Understanding how modern cold-climate heat pumps operate—and how to adjust your thermostat strategy—can make the difference between steady comfort and winter frustration.

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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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