Fans & Window & Door Accessories Greenhouse Supplies

The automatic louvre side window opener is designed to automatically control the temperature and provide additional ventilation in all Rion greenhouses. As the air inside the greenhouse warms, the vent gradually opens to allow the correct amount of airflow into the greenhouse and closes when the optimal temperature is reached. The vent arm was designed with the use of wax that expands with heat to push a piston, which opens the louvre window, as the air gets warmer then contracts as it cools, closing with the use of a spring. The automatic louvre opener operates without the use of electricity.

Automatic window opener for garden & greenhouse optimal ventilation of your plants by temperature-controlled opening & closing. The automatic window opener can be easily and quickly installed for the windows of the current garden & greenhouse. Depending on the temperature, the piston of the cylinder moves and opens or closes the window. You can adjust the opening angle by turning the cylinder steplessly and thus achieve the appropriate ventilation for your bed. You will receive the automatic window opener including mounting hardware for the wood and aluminium greenhouse.

This window accessory set, consisting of two automatic window openers, can be easily and quickly installed on the windows of common summer houses and greenhouses. Depending on the temperature, the piston of the cylinder moves and opens or closes the window. The opening angle can be freely adjusted by turning the cylinder to achieve the right ventilation for the interior. You will receive two automatic window openers including fixing material for wooden and aluminium greenhouses.

Energy Storage & Solar Greenhouse Circulation Fan: Powered by solar energy during the day and by battery at night, the fan delivers 220 CFM airflow for full-air circulation. Supports multiple DIY mounting options for greenhouses, chicken coops, and pet houses. Aluminium-alloy housing design suit hot, humid conditions for stable, long-lasting performance.

Sharon. Jericho, VT. Thu Jul 23 2026