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Tested sound insulation and robust rolling door technology for high sound insulation requirements.

You can obtain the sound insulating roller shutter 45-50 dB exclusively from Effertz for high sound insulation requirements. Our experience gives you security. No matter whether it is a theater, a test laboratory or an industrial plant: Effertz sound insulated doors have proven themselves in a wide variety of applications at home and abroad.

  • Effertz - Sound Insulation Rolling Door 25 dB
  • Effertz - Sound Insulation Rolling Door 31 dB
  • Effertz - Sound Insulation Rolling Door 25 dB

Sound insulation rolling door 45–50 dB

Effertz Sound Insulation Rolling Door with a sound reduction index Rw of 45–50 dB (Test value according to DIN 52210 T3)

  • Two-shaft double armored roller door, minimum armored distance 645 mm. Roller door curtain made of hollow sections, galvanized steel, with soundproofing insert.
  • T-steel closing rails with electrical safety edge according to DIN EN 12978 for safeguarding the closing movement, function-monitored, in a hollow chamber rubber profile, protection class IP 65. Including spiral cable and monitoring electronics with optical fault indicator.
  • Guide posts as a frame made of U-profiles with steel sheet cladding on all sides and cavity damping with mineral fiber boards.
  • Guide rails made of galvanized steel profiles with sealing strips on both sides.
  • Front frames made of galvanized sheet steel with integrated cavity damping made of mineral fiber insert and perforated plate cover.
  • Inner aperture between the winding shafts
  • Motor casing made of steel frame with steel sheet cladding on all sides and cavity damping with mineral fiber board
  • Lintel sealing due to double sealing strip
  • 2 ball bearing roller shafts, steel primed.
  • Steel bearing brackets, primed, as roll-on brackets.
  • 2 electric drives 400 V, 60% ED, protection class IP 54, directly coupled to the winding shaft, with integrated fall protection according to UVV regulations, type-tested. Thermal protection in the motor winding. Emergency hand crank with safety contact.
  • Key-operated switch (surface-mounted version) on the drive side with hold-to-run button at handy height, prepared for profile half cylinder.
  • Dead man’s (hold-to-run) control to close.

Brochure

Declaration of Performance