Multi-point lock systems are available for all patio systems, standard on 8 patio doors. There is a piece we use to make the non active panel fixed, if for some reason your doors open while closed, the flush bolts are not fully engaging, thats the reason. Sergio, we had Nuema French Double Doors installed (they swing outward); though one door hangs lower than the other door and the latch freezes up and stops working when we see a slight drop in temperature. border: 10px solid; Warranty Coverages During the First Year Nan Ya Plastics Corporation USA will repair or re- place any factory defective door system compo- nents or parts at no charge, during the first year after installation. } Exposure of the Neuma Door or its systems (before installation of the door) to the elements, improper or insufficient handling storage, installation, maintenance or service. Every Neuma Door with Weather Guard System contains the best combination of performance, durability, security and appearance. -->, , CLICK HERE FOR NEUMA PDF FILE SPECIFICATIONS, CLICK HERE FOR PDF FILE TEST RESULTS NEUMA PATIO DOORS,