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Continuous Rooflight B Passivhaus | LAMILUX
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Continuous Rooflight B Passivhaus | LAMILUX

  • Use

    Continuous rooflight - arched design
  • Applications

    Passivhaus buildings
  • Characteristics

    Free of thermal bridges, certified watertightness, permanent fall-through protection grid
  • Certification

    Passivhaus efficiency class – phB

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More about this product

LAMILUX Continuous Rooflight B Passivhaus is the first Passivhaus certified continuous rooflight in the world.

Certified Energy Efficiency

  • The world’s first Passivhaus certified Continuous Rooflight system
  • Passivhaus efficiency class – phB
  • Heat transmission coefficient (USK): 0.95 W/(m²K)
  • Overall system with flawless isothermal lines and free of thermal bridges
  • Thermal performance values calculated based on DIN EN ISO 10077-1 and 10077-2
  • Life cycle assessment made easy: There is a comprehensive Environmental Product Declaration for the Continuous Rooflight B Passivhaus​ in accordance with ISO 14025 and EN 15804 (EPD - modules A1 - D)

Stability and Security

  • The world’s first Continuous Rooflight with certified watertightness in heavy rain and during storms (DRI 3,0 m²/s)
  • Based on European Technical Approval ETA-09-0374
  • Complies with European standards regarding snow and wind loads
  • Thermal protection properties tested in accordance with ETAG 010
  • Watertightness tested in accordance with ETAG 010
  • Burn-through safety verified in accordance with DIN 18234-3
  • Melt-out verified in accordance with DIN 18230-1
  • Permanent fall-through protection grid

Frame Characteristic Values

Frame characteristic values Frame width
Frame U value
W/(m² K)
Glass edge Ψ valueΨg
W/(m K)
Temperature factor
Top (to) 82 1.65 -0.006 0.70
Side (s) 118 2.10 -0.001 0.70
Bottom (bo) 82 1.65 -0.006 0.70
Mullion (m01)
Butt joint glazing bar
60 0.81 0.003 0.74
Mullion (m02)
Section glazing bar
38 0.88 0.002 0.75

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