Greenhouses, Frames and Growing Accessories

Automatic greenhouse ventilation

A temperature-responsive window opener. The automatic greenhouse window opener is designed to open a greenhouse window in response to temperature. Its opening range is listed as 17–25 °C, with a maximum opening length of 40 cm. The listed size is 62 cm. Check your window against both stated weight limits before choosing this opener.

Key product details

1. Opening temperature range: The specified opening temperature range is 17–25 °C.
2. Up to 40 cm of opening travel: The maximum opening length is 40 cm. Compare this figure with the movement required by your greenhouse window.
3. Two stated weight limits: The lifting capacity is listed as 12 kg, and the maximum window weight as 24 kg. These are separate specifications; check both against your window.
4. Closing force: The listed closing force is 1.2 kg. Consider it alongside the window’s weight and the opener’s other stated limits.
5. Care guidance: Care guidance recommends removing the cylinder in winter if the greenhouse uses a heat source or strong storms are a risk. Regular lubrication with light oil or petroleum jelly is also recommended.

Experiences with Bloomcabin

1. "Ordering from Bloomcabin was straightforward, and the team answered my questions before I purchased. I'm very happy with my choice." – Olivia Wilson
2. "My order arrived carefully packaged and was exactly as described. The quality met my expectations, and I would happily purchase from Bloomcabin again." – Jack Thompson
3. "I had a question about my delivery, and Bloomcabin's customer support was friendly and helpful. They kept me informed and made the whole experience easy." – Charlotte Brown