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Complete through wall kit for external wall, contains backdraught protection, external grille and wall pipes. For connection to Intellivent fans with adapter Ø118 mm…

Backdraught shutter that prevents air from entering when the fan is not running. The backdraught protection should only be used for installation through an exterior wall…

Backdraught protection/backdraught shutter that prevents air from entering when the fan is not running. Should only be used for installation through an exterior wall…