Electric Screw-Type Window Opener: Working Principle and Installation Instructions

Dec 07, 2025

Leave a message

1. Before use, check that all parts are intact and undamaged.

 

2. Turn on the power switch.

 

3. Move the handle to the "on" position.

 

4. Press the start button.

Send Inquiry
Contact usif have any question

You can either contact us via phone, email or online form below. Our specialist will contact you back shortly.

Contact now!