The Future of Portable Restroom Ventilation is Here!
For decades, portable restrooms have lacked proper ventilation—until now! You wouldn’t build a residential or commercial restroom without a fan, so why should portable restrooms be any different?
Meet Spartan Sol’s "Johnny Hat", the first universal solar-powered ventilation fan designed to fit nearly every portable restroom, outhouse, and job site toilet. This solar exhaust fan harnesses the sun’s power to eliminate odors, improve airflow, and enhance hygiene—providing a cleaner, fresher experience for users.
Whether for construction sites, outdoor events, or remote locations, the Johnny Hat’s high-efficiency exhaust system ensures superior air circulation without the need for electrical wiring. Upgrade your porta-potty ventilation today with the best solar-powered fan on the market!

Johnny Cap Features

Solar Power

Air Flow

Easy Install

Linda T.

The Johnny Hat is exactly what we needed for our remote campground. It works great during the day, and the difference in odor control is amazing!

Marcus D.

I was skeptical at first, but this fan works incredibly well as long as there’s sunlight. It’s durable and works great for our construction site porta-potties.

Emily R.

I’ve been using it for months, and it’s been a game-changer! Keeps the air fresh and moving without needing any electricity—perfect for outdoor events.
EVERY EVENT BENEFITS
Concerts, Festivals, Farmers Markets, Family Events, Block Parties, Job-Sites, Trail Heads, Carnivals, Fairs... the options are endless...
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