Ventilation for Greenhouses – Automatic window opener supplier

Automatic vent opener – Univent^® Black

Say welcome to the new Univent® Black. To the persons who likes a colored opener. This opener has the same properties as Univent®. Capable of opening windows, doors and cold frames.
Opening force 7 kg

Automatic greenhouse vent opener – Univent^®

This unique window opener is a very versatile opener. Capable of opening windows, doors and cold frames
Opening force 7 kg

Automatic window opener – Thermovent^®

The cost effective window opener in aluminium-zinc coated steel.
Opening force 7 kg

Automatic window opener – Ventomax^®

In spite of the opener’s simplicity, the design allows you to adjust the temperature where the opener begins to react to the surrounding temperature.
Opening force 7 kg

Automatic window opener – Sesam Spiro^®

Is manufactured in stainless steel for the ultimate lifetime and keeps the hydraulic cylinder inside the greenhouse no matter if the window is open or closed.
Opening force 7 kg

Automatic window opener – Optivent^®

The piston rod is completely sealed off in an aluminium enclosure. This makes this window opener extremely applicable for dusty environments.
Opening force 6.5 kg

Automatic louver opener – Sesam Liberty^®

The opener can replace all existing louver openers both manual and automatic operated louver openers.
Opening force 25 kg

Automatic window opener – Megavent^®

Is a strong and powerful opener able to lift wholly 70 % more than our window openers in the small range and has a large and powerful spring that will make sure that the opener is able to close even large windows in a strong wind.
Opening force 24 kg

Automatic window opener – Megavent Storm^®

With a built-in damper for handling the window in strong winds.
Opening force 24 kg

Automatic window opener – Gigavent^®

The most powerful window opener on the market. Handles large windows in strong wind.
Opening force 60 kg

Standard cylinders

Our renowned hydraulic cylinders from the small range window openers.

Hydraulic cylinders – THERMACT

These special hydraulic cylinders belongs to a group of products we call Thermact.

Nova Air is DISCONTINUED 

Download below fil to get info on sheet: Info sheet English (pdf)