Harnessing the power of the sunlight is really the root reason you constructed a backyard greenhouse, after all. Plants use the sunlight to grow, and also you want to prosper even more plants.

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All greenhomes are technically “solar,” but let’s talk about what you deserve to do when your greenhouses’ electrical power offers photovoltaic power (the traditional technique of solar power). Specifically: what you have the right to perform through airflow. More specifically: what a couple of solar-powered greenresidence exhaust fans deserve to carry out for your greenhouse’s aircirculation.


Want to check out even more about all the ways you deserve to make use of solar energy (via photovoltaic cells or without) in your greenhome endeavors? Check out our Solar for Greenhouses overview.

Using photovoltaic panels to capture the sun’s rays in order to transmute them to power that powers your greenhouse’s gadgets is a brilliant means to go even more eco through your greenresidence projects.

Whatever before the factor you’ve turned to solar, adding a solar-powered fan to your greenhome is a fun and effective action toward making your life even more environmentally friendly. Ready to save money on your electric bills and also use much less fossil fuel power? It’s time to go solar.

A Note On Solar Panels


Solar panels convert the sun’s energy into electrical present in their photovoltaic (PV) cells. They work on sunny and also cloudy days, however carry out to collect less power on cloudy ones.

Simple enough. But as you deserve to imagine, placing a huge, opaque object on optimal of your sun-loving greenresidence isn’t the wisest option. Be mindful once installing your solar panel(s) that it isn’t blocking vital rays that plants need.

In basic, your greenresidence requirements to be quite big in order to organize sufficient panels to power all your stuff. But the beautiful thing about a lot of of these recommended solar-powered greenhome fans is that they come via solar panels on the smaller side. You’ll check out that some of them are even folding, portable panels.

2020s Best Solar-Powered Greenresidence Exhaust Fans

PreviewBest QualityBest DealBest Price
TitleAmtrak 14” Galvanize Steel Fan with 70-Watt Panel ECO-WORTHY Fan via 30W Foldable PanelNatural Light 24-Watt Exhaust Fan
Available Watts705424
Instillation Grade8.5/108.4/109.0/10
Our Rating8.8/108.4/109.1/10
LinkClick HereCheck PriceCheck Price

Best Quality

TitleAmtrak 14” Galvanize Steel Fan via 70-Watt Panel
Available Watts70
Instillation Grade8.5/10
Our Rating8.8/10
LinkClick Here

Best Deal

TitleECO-WORTHY Fan via 30W Foldable Panel
Available Watts54
Instillation Grade8.4/10
Our Rating8.4/10
LinkCheck Price

Best Price

TitleNatural Light 24-Watt Exhaust Fan
Available Watts24
Instillation Grade9.0/10
Our Rating9.1/10
LinkCheck Price

We’re focusing solely on exhaust fans here because they’re simply the finest choice once it concerns greenhome fans. Plus, a bulk of the ready-to-go solar-powered fans on the sector are exhaust fans supposed to be provided in attics and greenhomes.

If you’re still a beginner once it concerns greenresidence fans and also ventilation, click earlier to the Greenhouse Ventilation guide and also our Rundown of Greenhouse Fans prior to choosing a solar-powered greenhouse fan.

Amtrak 14” Galvanize Steel Fan through 70-Watt Panel

No, not that Amtrak. But a trusted U.S.-made firm through years of endure in solar devices nonethemuch less.

See more: Dis Advantages And Disadvantages Of Passive Solar Energy, Pros And Cons Of Direct Gain Passive Solar Homes

Even at 70 watts, this panel is still relatively lightweight and also the fan is strongly developed. The heftier price tag reflects the heftier wattage potential. (Remember, it’s only potential wattage bereason it all relies on the sun’s shiny-ness.)

This comes through Z brackets for mounting the panel, and instructions for fan installation are consisted of as well.

You can’t beat the 25 year warranty that Amtrak Solar throws in for this one.

ECO-WORTHY Fan with 30W Foldable Panel

With its small and also light solar panel, this fan just requirements a minimum of 4 volts to operate, so even on cloudy days, you’ll obtain some airflow. But with a fan that deserve to use approximately 25 volts of possible power, you have the right to get a good breeze going in your greenresidence via this one.

This fan’s straightforward style is simply that—not the majority of installation needed—but if the consisted of mounting hardware doesn’t work-related for your objectives, you might must purchase some additional installation tools.

Features a 16-foot cable to connect the panel through the fan, so you can uncover simply the right spot for that solar panel. A warranty that covers both fan and solar panels, and a new motor can even be bought individually if it offers out after years of usage beyond the warranty scope.

Natural Light 24-Watt Exhaust Fan

This solar-powered fan is compact and quiet. Another great firm via a good reputation, Natural Light also uses a 25-year warranty on this gadget.

One specifically fantastic attribute of this fan is the mounting structure included in the fan style. As you study solar fans, you might alert that many type of exhaust fans that run on PV panels are round, without the square structure. That’s fine if you’re placing it in an attic and also can cut a whole in the roof or wall, yet it’s not excellent for a greenhouse user. The square design enables you to pop it best in the greenhome framework without too a lot fuss.

Pretty substantial mounting hardware is had for the panel. Easy installation that Natural Light boasts only takes one hour!

This fan can totally vent approximately 2,100 square feet, even with a panel whose wattage is much less than others.

What Else Will You Power?

“Solar Panel”byredplanet89is licensed underCC BY 2.0CopyGO TO IMAGE’S WEBSITE

Of course, you don’t need to stop at fans as soon as it involves solar-powered greenhouse devices. Let your imagination run wild! Maybe your new-discovered love of solar power will lead you to install solar-powered thermostats, lights, also a flat-screen TV entertainment system? Maybe not in the greenhome.

Here are our 9 1/2 favorite greenhouse accessories so that you can acquire an idea regarding what is reasonable to incorporate in your greenhome. Maybe the TV is unreasonable after all!

The sky’s the limit when it pertains to artistic ways to usage solar power in your greenresidence. Well, technically the sun is the limit.