HOT NEWS: Admin SR 6 years ago HOT NEWS:The SR1800 Solar Attic Ventilation Fan is HANDS DOWN the best solar attic fan solution on the market!THE BEST and ONLY 30Watt ‘Reversible’ Ventilation Gable Fan and Passive Vent ConverterWarranty Alert! It is crucial that the end customer and/or installers register’s your SR1800, if you would like to have warranty (READ MORE).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).