Access door especially for areas at risk of flooding.
Exterior door,flood proof up to a water gauge of 2 m, opening to the outside (pressure side), ready for installation, single-leaf, double skinned, completely made from stainless steel. The door and the frame closing flush.
Door leaf, Sheet thickness 3 mm on both the pressurised and non-pressurised side. Door leaf thickness: 57 mm, with injected CFCs-free polyurethane hard foam insulation, longitudinally ground surface finish, with special seal on all four sides. Attached to the frame with stable, maintenance-free hinge plates. Lock prepared for an on-site profile half cylinder lockable from the outside. It is locked by means of a locking lever that can be operated from both sides.
Frame, made of special profile, all-round on four sides, with injected CFCs-free polyurethane hard foam insulation, with associated fixing material. The circumferential gap between the frame and the wall must be sealed with the sealing material supplied.
Door and frame shielded arc-welded and acid bath cleaned before washing, drying and surface passivation.
Max. permitted leakage rate: 0.3 litres/hour