---
product_id: 14097535
title: "Greenhouse Univent Window Opener"
brand: "orbesen"
price: "$U6052"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/14097535-greenhouse-univent-window-opener
store_origin: UY
region: Uruguay
---

# Lifts up to 15 lbs Easy install Temp range: 65-77°F Greenhouse Univent Window Opener

**Brand:** orbesen
**Price:** $U6052
**Availability:** ✅ In Stock

## Summary

> 🌿 Open Up to Nature's Best!

## Quick Answers

- **What is this?** Greenhouse Univent Window Opener by orbesen
- **How much does it cost?** $U6052 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/14097535-greenhouse-univent-window-opener)

## Best For

- orbesen enthusiasts

## Why This Product

- Trusted orbesen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🔄 Versatile Design:** Perfect for cold frames, doors, vents, and windows.
- • **🔒 Reliable Performance:** Unique hydraulic cylinder with a 3-year replacement guarantee.
- • **🌱 Eco-Friendly Gardening:** Enhance your greenhouse environment effortlessly.
- • **🌞 Smart Temperature Control:** Automatically opens based on heat and sunlight.
- • **🛠️ Hassle-Free Installation:** Screws directly into various materials for quick setup.

## Overview

The Greenhouse Univent Window Opener is a temperature-activated vent opener that effortlessly lifts up to 15 lbs, ensuring optimal airflow in your greenhouse. It starts opening between 65 to 77 degrees Fahrenheit, is easy to install on various materials, and features a unique hydraulic cylinder backed by a 3-year manufacturer replacement guarantee.

## Description

UNIVENT Automatic Window Opener uses our powerful temperature sensitive hydraulic cylinder that has been in use for decades as the standard in reliability to open cold frames, windows, vents, doors, tunnels, hot houses and demi-lumes. The key features that differentiate UNIVENT is it's compact design, EASY-CLIP-SYSTEM, Double Spring Design, and now our Security Tape for closing the hinge up for winter. The innovative EASY-CLIP-SYSTEM makes it easy to rapidly disconnect one end of the opener without any cumbersome tools, simply undo the clip and have access to the inside of your opening, even in the closed position.   The standard cylinder carries a Manufacturer coverage for replacement for 3 years, and replacement cylinders are also easily available to purchase.   Material: Aluminum  Maximum opening width: 17.5 inches  Maximum opening temperature at 86 degrees F  Maximum lift: 15 pounds  Made in Denmark under the strictest quality standards in the industry. This is a professional and serious home and garden vent opener made by the same company in Denmark since 1978 by Johannes Orbesen and his world famous "Open Sesame" invention.

## Features

- Temperature Activated (Heat, Sun, Solar) Vent Opener can lift up to 15 lbs
- Starts opening between 65 to 77 degrees F, depending on how you have adjusted the cylinder
- Easy to install, Screws directly into polycarbonate panels, wood, or metal frames
- Unique hydraulic cylinder has 3 year manufacturer replacement guarantee
- Versatile hinge opens cold frames, doors, vents and windows

## Product Details

- **Color:** black
- **Brand:** Orbesen
- **Item Weight:** 14.08 ounces
- **Cover Material:** Polycarbonate (PC)
- **Frame Material:** Aluminum

## Images

![Greenhouse Univent Window Opener - Image 1](https://m.media-amazon.com/images/I/71B9Mk3laWL.jpg)

## Frequently Bought Together

- Greenhouse Univent Window Opener
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**Shop now:** [https://www.desertcart.uy/products/14097535-greenhouse-univent-window-opener](https://www.desertcart.uy/products/14097535-greenhouse-univent-window-opener)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-20*