R4
Specification
| Filling: | polyurethane foam |
| Surface finish: | PVC film |
| Energy-saving: | 0,76 W/m2K |
| Number of locks: | strip lock equipped with a hook and a pin |
| Included accessories: | 6 anti-theft bolts, aluminum frame, aluminum threshold with a thermal break, two cylinder inserts (one key system), hinges adjustable in 3 planes |
| Additional accessories: | aluminum frame |
| Seals: | sealing on the sash and an additional gasket in the euro frame |
