Do Solar Attic Fans Work at Night, on Cloudy Days and in Winter?
It's one of the most common questions we get: "A solar attic fan runs on sunlight, so what happens when there isn't any?" The sun sets every night, clouds roll...
Solar Insights
TIPS, GUIDES & NEWS FROM THE SOLAR BLASTER TEAM
Practical expert guides on attic ventilation, mold prevention, energy savings, and solar-powered ventilation for homes, sheds, containers, and warehouses.
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Do Solar Attic Fans Work at Night, on Cloudy Days and in Winter? -
How Hot Does an Attic Get in Arizona? (And What Actually Helps)How Hot Does an Attic Get in Arizona? (And What Actually Helps)
If you've ever opened the attic hatch in July, you know the answer is "hotter than you'd believe." In the Valley, that heat isn't a few bad afternoons. It's months...
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What Size Solar Attic Fan Do I Need? How to Match a Fan to Your Attic, Shed or ContainerWhat Size Solar Attic Fan Do I Need? How to Match a Fan to Your Attic, Shed or Container
Measure the space, divide by CFM, and size the intake first. Here's how to pick the right solar fan for an attic, shed or shipping container.
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Why Roof Warranty Problems Start in the AtticWhy Roof Warranty Problems Start in the Attic
The shingle almost never fails first. The attic does. A roofer with forty years of tear-offs explains why modern, tightly sealed homes have made attic ventilation harder, why the high-CFM...
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Solar Attic Ventilation Done Right: The 2013 Article That Called ItSolar Attic Ventilation Done Right: The 2013 Article That Called It
In 2013, every solar attic fan on the market was competing on one number: CFM. Dan Rheaume argued the opposite — multiple small fans, spread across the roof, working with...
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Your Attic Has Two Seasons and Both Need VentilationYour Attic Has Two Seasons and Both Need Ventilation
Most homeowners think of attic ventilation as a summer thing — something that keeps the house cool when the roof is baking. That's half the story. In winter your attic...
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Attic Fans: Why One Big Fan Is the Wrong AnswerAttic Fans: Why One Big Fan Is the Wrong Answer
Bigger motor, higher CFM, one giant fan to cool the whole attic — it's the pitch in every hardware store, and it's usually wrong. Here's why balanced, distributed solar ventilation...
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How Solar Attic Fans Reduce Your Energy BillsHow Solar Attic Fans Reduce Your Energy Bills
New windows. New insulation. A new HVAC system. All of them promised to cut your energy bills — and none of them fix the actual problem. On a sunny summer...
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Attic Moisture From Showers: Why Ventilation Is Your Only Real DefenseAttic Moisture From Showers: Why Ventilation Is Your Only Real Defense
Every time you take a hot shower, moisture doesn't just fog your mirror — most of it migrates upward through your ceiling and into your attic. Learn why your bathroom...
