HOT NEWS: Admin SR 7 years ago HOT NEWS:The SR1800 Solar Attic Ventilation Fan is HANDS DOWN the best solar attic fan solution on the market!Warranty Alert! It is crucial that the end customer and/or installers register’s your SR1800, if you would like to have warranty (READ MORE).DARE TO COMPARE! Check Out Our Solar Attic Fan Comprehensive Comparison Matrix!Solar Royal, LLC unveils the SolaVent™ 30Watt ‘Reversible’ Ventilation Gable Fan and Passive Vent Converter w/Thermostat. INDUSTRY FIRST! SolaSensorPRO™ is a fully adjustable temperature (60-130 °F) & humidity (20-90 %rh) sensor exclusively available for the SR1800 Series (2022 and later).