Safety hinged doors and windows and plastic DOUBLEX-S CAL

New product missing from the market . It consists of two reinforced aluminum profile fitted with five screws each, one in each place we want to snap . ( eg frame - sheet) . When insure fasten with two rods one from above and one from below , so that the resistance of the screw to be shared at all . Thus we achieve the maximum burglary insurance in any type of opening door or window: one-leaf , two-leaf , aluminum , iron , wood or PVC.

Even use it for internal doors because under current conditions it is important SAFETY when we are inside the house.