Stainless steel landing door handle set for intensive use - Altesse/Muka model

Altesse Muka – Grade 4 landing set, designed to secure your entrance door or landing door in high-traffic environments. Its modern brushed stainless steel design combines with certified robustness for intensive maintenance-free use.

Main features:

• Material: Brushed matt stainless steel 304, high corrosion resistance.
• Tube thickness: 1.50 mm.
• Sub-construction: Stainless steel casting with stainless steel bearing.
• Spindle: Milled case-hardened steel (7 mm).
• Exterior knob dimensions: Ø 60 mm – projection 54.5 mm – rose 16 mm.
• Interior handle dimensions: Length 135 mm – rose Ø 53.6 mm – projection 60 mm – centres 38 mm.
• Cylinder bore: Ø 19 mm.
• Fixings: 45 mm through bolts with thread lock + 6 mm socket screws with thread lock.
• Suitable for fire-rated doors.
• EN 1906 Standard – Grade 4: Quality and durability guarantee for intensive use in public places.

Performance and certifications:

• Durability: Grade 7 – Tested for 200,000 opening/closing cycles.
• Corrosion resistance: Grade 4 – Very high resistance (minimum 240h salt spray test).
• Fire resistance: Complies with EN 1634 & EN 18273 – Grade 1 – Compatible with fire-rated and smoke-sealed door sets.
• User safety: Grade 1 – Safe use by the public.
• Operation type: Type A – Handle with integrated spring for automatic return to horizontal position.
• Burglary prevention: Grade 0 – Not intended for burglary-resistant doors.

Applications:

• Ideal for Public Buildings (ERP).
• Recommended for hospitals, secondary schools, colleges, railway stations, airports and sports facilities.
• Suitable for entrance doors requiring enhanced robustness and durability.