1. Various kinds of opening fan, fixfan, could meet more requirement of Section sculpt, could help for saving the profiles if process Reasonable.
2. Fit with the specially made feigned window vertical frame, thus Could open the window in maximum.
3. Could choose different leaf of hinge, friction hinge, use unite-Bolt and locked will more safty.
4. With special configuration, good performance of airproof and, wind Resistance.
5. With Beauty glazing bead, easy for install and save material.
With the function of outside open and awing open, good for saving the space. As the specially friction hinge, and proper structure it will avoid the danger of falling window.
The doos can be put on a fixed-window, dual-fan can do to open the door, LM60 series, with matching window to window combination.
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