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Product Description

Jemp Vent JV5 is an automatic ventilation gadget that assists temperature control inside greenhouses and summer houses by acting as an automated window opener and closer by using solar energy.  These openers are fantastic automated gadgets that are typically suitable for most green houses, orangeries, conservatories, plant house or green house to regulate and automatically keep them at the right temperature by opening windows and vents helping to prevent overheating. We have these for sale at Sign Sealed Delivered
buy Jempvents here online at £19.50 a huge saving on the RRP £29.99
This auto jemp vent window opener uses solar energy and costs nothing and is free to run with full installation and fitting instructions. No more forgetting to open the window on hot summer days with this auto opener! Go on holiday and relax knowing that your greenhouse is being regulated while you are away from home.  No more having to climb up or find ladders and step stools to open windows and roof vents that are too high to reach. Let Jemps take care of it for you.
JempVent features the following:
  • Helps protect plants by stabilizing the temperature in your greenhouse or conservatory
  • Easy to install – clamp or screw fitting
  • Uses solar energy - costs nothing to run
  • Responds to temperature changes by opening and closing the roof vent / window automatically
  • Features adjustable temperature control
  • Lifts up to 15 lbs (7kg)
  • 1 year manufacturers guarantee (keep your receipt/invoice)
  • Comes complete with full instructions
Technical Data
  • Maximum window opening – approximately 45cm (18”)
  • Maximum opening at 30°C (86°F) depending on adjustment and load
  • Suitable for greenhouse vents weighing up to 7kg (15lbs)
    Your automatic vent can be adjusted to open at temperatures in the range 15°- 25°C (60° - 77°F)
Note:  Your automatic vent control is not suitable for use where temperatures will exceed 50°C (122°F).  Ensure that you greenhouse window is able to open freely and is not obstructed otherwise damage could occur.

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Buy Pack of 1 Jemp Vent
Buy Pack of 2 Jemp Vent discount plus save on p&p


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Jemp Vent Automatic Temperature Automatically Controlled Greenhouse Window Opener JV5 £19.50

Out of stock

Product Code: 5012842483168

Jemp Vent Temperature activated Controlled Greenhouse Automatic Window Opener JV5 £19.50 These window openers are typically used in greenhouses and conservatories to automatically keep them at the right temperature

RRP: £29.99


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