Products Sound Attenuators HomeAbout UsProducts▼Ductwork▼Rectangular DuctworkSpiral & Round Seamed DuctworkFire-rated Ductwork▼Non-Coated Fire Resisting DuctworkCoated Fire Resisting DuctworkLife Safety Dampers▼Fire DampersSmoke DampersCombination Fire & Smoke DampersOut of Wall and Front Access DampersCorridor DampersCeiling DampersCommercial Control Dampers▼Rectangular DampersRound DampersBackdraft DampersPressure Relief DampersIndustrial DampersSound Attenuators▼Rectangular SilencerRound SilencerLouvers▼Sand Trap LouversFixed LouversAcoustical LouversAdjustable LouversCombination LouversWind-driven Rain LouversAccess Doors▼Square & RectangleRoundFire-ratedVentilation Fans▼Axial FansSmoke FansCentrifugal FansCar Park Jet FansTunnel Ventilation FansATEX & EXCircular Inline Ducted FansCabinet Type FansProjectsCertificationsInfrastructureCareersContacts