SPECIFICATIONS

Type: Solar Agricultural Greenhouses

Origin: CN(Origin)

Cover Material: PC Sheet

Rust-proofoutdoor

Double Spring Greenhouse Automatic Window Opener Controlled by Temperature  

- With the automatic window openers

- you can be sure of an even temperature in your greenhouse day and night.

- They allow thermostatic ventilation control through the roof windows of your greenhouse. 

Features:

1. Fully automatic greenhouse ventilation
2.Heat activated
3.Start open at about 20-25 C, when temperature above 25 C, the window opener will keep opening.

once temperature drop to 15-18 C, the window opener will totaly close.

4.Maxium opening at 30-38C ,depending on adjustment and load. Do not heat to more than 50C
5.Maximum window opening is about 45cm
6.Suitable for greenhouse window up to 15kg
7.Easy fitting by clamps or screws provided

8.No batteries or electricity required, environmentally friendly.

9.With  window openers, you can be sure of an even temperature in your greenhouse day and night.

Detail Description:

Automatic Greenhouse Window Opener, Greenhouse vent opener. Simple, Strong  Easy to Fit.

Easy to fit - Screws into wood and clamps onto greenhouses

Easy to set -  simple adjustment

Solar powered - Non electric

Strong build

Loses no headroom

Note:

1. Your window opener is not suitable for use where temperatures will exceed 50 C/122 F

2. Ensure that your greenhouse window is able to open and is not obstructed otherwise damage could occur.

Winter-storage:

It is recommended that your window opener or at least the cylinder is removed from your greenhouse or cold frame for the winter, store it in a dry place.

Packing:

1. With the manual.

2. Using foam box in inner carton , it can protect goods from any damage .

WHAT ABOUT YOURS SHIPPING?

We Offer Fast Global Shipping (Delivery Within 7-15Days)

Free Shipping on orders over $35

Processing time usually takes between 1-3 days

Standard Shipping charges start at $4.99, based on the weight of the item

WHAT ABOUT REFUND?

🔥Fast refund,100% Money Back Guarantee.

If your product is defective or doesn't work properly, let us know and we'll send you a replacement one.

We believe in our products so much that we offer a 30-day No-Hassle refund policy. If you're unhappy about your purchase, send us the product back and we'll refund your money immediately.

If you need to change or cancel your order, please contact us immediately. We process and ship orders quickly (we’re fast!). Once our warehouse has processed your order, we will be unable to make any changes.