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Automatic Greenhouse Hatch and Door Opener KLASIKA UNIVERSAL

Price: 23.30 €
Products ID:194714
Availablity: Ready to Order
Delivery Time7-15 business days
EAN: 4779037494507

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Automatic Greenhouse Hatch and Door Opener KLASIKA UNIVERSAL
Automatic Greenhouse Hatch and Door Opener KLASIKA UNIVERSAL
Automatic Greenhouse Hatch and Door Opener KLASIKA UNIVERSAL
Automatic Greenhouse Hatch and Door Opener KLASIKA UNIVERSAL


KLASIKA UNIVERSAL is a fully autonomous ventilation solution designed to automatically open and close greenhouse windows, hatches, and doors based on air temperature without requiring electricity.

Operating Principle and Capabilities

As ambient temperature rises, liquid inside the cylinder expands and pushes out the piston to open the vent; when temperature drops, the mechanism automatically closes. It operates within a 5 °C to 50 °C temperature range and provides an opening angle of up to 45°.

  • Lifting capacity: capable of lifting loads up to 20 kg;
  • Application: suitable for windows, roof vents, and doors, including sliding types;
  • Wind resistance: functional in wind conditions up to 6 points;
  • Package contents: complete installation hardware kit and maintenance guide.

Installation and Maintenance

Optimal performance is achieved when the opener is installed in the center of the window or door. In winter, dismantling the unit is recommended, followed by lubricating the cylinder before spring. Forcible manual closing of open vents or doors is prohibited.


Operating mechanismNon-electric autonomous thermal cylinder
Operating temperature range5 °C to 50 °C
Maximum opening angleup to 45°
Lifting capacityup to 20 kg
CompatibilityWindows, vents, and doors (including sliding doors)
Wind condition ratingup to 6 points
Dimensions (length x width x height)382 x 78 x 43 mm
Total package weight625 g
What is the lifting capacity of this opener?

The mechanism can lift greenhouse vents, windows, or doors weighing up to 20 kg.

What are the dimensions and package weight?

The opener measures 382 x 78 x 43 mm, and the total package weight is 625 g.

What winter maintenance is required?

It is recommended to dismantle the opener for the winter season and lubricate the cylinder before spring use.

15+ yearsLocal Latvian online store
Fast dispatchWithin 24h for in-stock items
Easy returnsWarranty and simple returns

23.30 €