Outstanding Feature: Anti-Off Safety 

Specification

Product Description 

1. AFS03L stands for left version,AFS03R stands for right version.

2. Micro ventilation charateristic:

   Its main function is to make good circulation on micro ventilation state.Meanwhile,it can prevent the children from danger and is anti-theft.Suitable for skyscraper,kindergarden,hospital and other public place.It adopts simple connection rod design which is suitable for many kinds of  casement windows' profiles.

3. When switch is on complete opening position,window can be opened totally.

   When switch is on the half open position,it's on the micro ventilation state.

4. Actually,when the safety lock is at the half-opening condition,please turn the knob to fasten.

   When the safety lock is completely opening,please turn the switch to relieve.