Reverse Kit: adds air intake ability on exhaust-only models.
Thermostat: lets you set the fan wto automatically activate to maintain comfortable temperatures.
Includes new screen assembly, Pop 'N Lock screen, 3-speed switch and nut, label and pre-wired interior assembly with reverse and built-in thermostat features.
Upgrade your existing Fan-Tastic Fan/Vent with the features you want.
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