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Palram Greenhouse Automatic Vent Opener

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$89
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This automatic roof vent opener is designed to automatically control the temperature and moisture level in all Palram Canopia greenhouses.

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Product overview

This automatic roof vent opener is designed to automatically control the temperature and moisture level in all Palram Canopia greenhouses.

When the air inside your greenhouse warms, this vent will gradually open to allow the correct amount of airflow into the greenhouse, and will close when the optimal temperature is reached.

The vent arm was designed with a metal cylinder containing wax which expands when heated to push a piston, which raises the window, as the air gets warmer, then contracts as it cools, closing with the use of a spring and resetting the piston. All you need to do is to install it on your roof vent window and it automatically starts working.

The Automatic Vent Opener operates without the use of electricity and is compatible with all Palram Canopia greenhouses including our Mythos range.

Great for busy gardeners, this auto vent opener takes the hassle out of maintaining your greenhouse.

FEATURES:
• Opens roof vent window automatically around 68°F for air circulation, closes when the temperature cools
• Automatically control the temperature and moisture level
• Durable metal design with natural wax
• Smart-lock connectors make installation quick and easy
• Works with Palram Canopia’s Mythos Greenhouses
• Great for busy gardeners

SPECIFICATIONS:
Start opening point: 12-15°C (53.6-59°F)
Length: 30cm
Max vent opening: 30cm
Max weight lifted: 6kg
Suitable for windows up to: 60cm
Weight: 0.39kg
Material: Cast aluminium
Requires a Philips head screwdriver

Carton size: W 40cm x D 7cm x H 5cm
Carton weight: 0.44kg

Palram Canopia

Can we help?

Our friendly and knowledgeable gurus are trained to answer all your questions as quickly as possible. So if there’s anything you need to know just give us a call during business hours, or send us an email any time.

0800 800 880

Questions and answers

0 votes
Q:
Does the vent opener close when it rains. I’m concerned about rain inside my greenhouse. Thank you.
A:
This does not contain a rain sensor, but if the air gets cool enough the vent will close.
By Trade Tested on May 13 2024
0 votes
Q:
Will this work on a wintergardenz greenhouse?
A:
We have not tested this
By Trade Tested on February 26 2024
0 votes
Q:
Will this work on a standard greenhouse vent? Thanks.
A:
Yes it will
By Trade Tested on October 03 2022
0 votes
Q:
Are these ok to get wet?
A:
Yes they are.
By Trade Tested on August 15 2022

Overall rating

  • 5 star
    96%
  • 4 star
    4%
  • 3 star
    0%
  • 2 star
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  • 1 star
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All reviews (25)

Read reviews that mention

The Window

OMG what a product this makes a huge game changer! Don't skip pass this window it works well and I don't have to worry about temperature changes while away for the day or future holidays.

Gegee Taranaki
Greenhouse vent used in Morrifield

I like this vent opener, I used it on a 5m Morrifield top vent where it is working very well. It has a fairly good return spring but could not fully shut the vertical window in the greenhouse so is better on a vent (the window has built in stiffness -so it remains open without a prop- which means the last few cm require a stronger pull than a free swinging window, where I think it would work well). It has been operating about 3 weeks.

Jon Northland
Great Product

Super easy to install, works a treat

Al Waikato
Window opener

Great addition to the hot house. Good materials used and easy instructions.

Sarah C Northland
Great opener

Works as advertised

Tony Timaru
Window opener

This device is great. I have seen them and when we build our greenhouse, I ordered one.

Jim Webster Hokitika
A must have

Adding this vent opener makes a huge difference to the Glasshouse's ability to help control the inside temperature

Clarky Canterbury
Auto opener

Great product works perfectly, should have got one years ago

Geoff Canterbury
Vent opener

What a bonus this is opening and closing automatically depending on weather. Definitely purchase this with your greenhouse!

Joan Hawke's Bay
Out little hothouse

We didn’t instal this originally, but decided we would! Best move ever! It opens and closes with the temperature and saves me doing it! Perfect

LeeB Bay of Plenty