Spiral Ducts
Galvanized Spiral Duct
Round and oval ducts for supply, return and extract air.
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Ventilation product range
Browse 99 ventilation products in eight clear categories.
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Spiral Ducts
Spiral Ducts
Stainless Spiral Duct
Round and oval ducts for supply, return and extract air.
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Spiral Ducts
Insulated Spiral Duct
Round and oval ducts for supply, return and extract air.
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Spiral Ducts
Flat Oval Duct
Round and oval ducts for supply, return and extract air.
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Other Ducts
TDF Flanged Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
Angle Flanged Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
Welded Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
PP Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
Composite Insulated Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
Foil Flexible Duct
Duct sections selected around routing, connections and installation space.
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Other Ducts
Perforated Air Duct
Duct sections selected around routing, connections and installation space.
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Bends
Round Bend
Change duct direction to suit the installation route.
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Bends
Rectangular Bend
Change duct direction to suit the installation route.
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Bends
45° Bend
Change duct direction to suit the installation route.
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90° Bend
Change duct direction to suit the installation route.
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Bends
S Bend
Change duct direction to suit the installation route.
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Branches & Reducers
Duct Tee
Split airflow or connect different duct sizes and shapes.
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Branches & Reducers
Duct Cross
Split airflow or connect different duct sizes and shapes.
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Branches & Reducers
Y Branch
Split airflow or connect different duct sizes and shapes.
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Branches & Reducers
Concentric Reducer
Split airflow or connect different duct sizes and shapes.
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Branches & Reducers
Eccentric Reducer
Split airflow or connect different duct sizes and shapes.
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Branches & Reducers
Square-to-Round
Split airflow or connect different duct sizes and shapes.
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Connections & Access
Duct Connector
Join duct sections and provide cleaning or maintenance access.
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Connections & Access
Duct Sleeve
Join duct sections and provide cleaning or maintenance access.
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Connections & Access
Duct End Cap
Join duct sections and provide cleaning or maintenance access.
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Connections & Access
Access Door
Join duct sections and provide cleaning or maintenance access.
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Connections & Access
Cleaning Port
Join duct sections and provide cleaning or maintenance access.
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Fire Dampers
70°C Fire Damper
Confirm release conditions, control signals and access with the fire design.
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Fire Control Damper
Confirm release conditions, control signals and access with the fire design.
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Motorized Fire Damper
Confirm release conditions, control signals and access with the fire design.
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Fire Dampers
Round Fire Damper
Confirm release conditions, control signals and access with the fire design.
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Smoke Dampers
280°C Smoke Fire Damper
Match smoke-system function, normal state and controls to the project design.
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Smoke Dampers
Normally Closed Smoke Damper
Match smoke-system function, normal state and controls to the project design.
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Motorized Smoke Damper
Match smoke-system function, normal state and controls to the project design.
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Remote Smoke Damper
Match smoke-system function, normal state and controls to the project design.
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Fire-System Outlets
Multi-Blade Smoke Outlet
Outlets for smoke extraction and pressurization, selected to the system design.
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Fire-System Outlets
Plate Smoke Outlet
Outlets for smoke extraction and pressurization, selected to the system design.
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Fire-System Outlets
Pressurization Outlet
Outlets for smoke extraction and pressurization, selected to the system design.
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Control Dampers
Manual Control Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
Motorized Control Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
Opposed-Blade Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
Parallel-Blade Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
Airtight Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
CAV Damper
Adjust or regulate airflow to the ventilation system requirements.
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Control Dampers
VAV Damper
Adjust or regulate airflow to the ventilation system requirements.
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Check & Relief Dampers
Gravity Check Damper
Limit reverse airflow or relieve pressure according to the system design.
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Check & Relief Dampers
Spring Check Damper
Limit reverse airflow or relieve pressure according to the system design.
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Check & Relief Dampers
Single-Blade Check Damper
Limit reverse airflow or relieve pressure according to the system design.
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Multi-Blade Check Damper
Limit reverse airflow or relieve pressure according to the system design.
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Check & Relief Dampers
Pressure Relief Damper
Limit reverse airflow or relieve pressure according to the system design.
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Check & Relief Dampers
Pressure Bypass Damper
Limit reverse airflow or relieve pressure according to the system design.
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Louvres
Single Louvre
Air openings coordinated with airflow direction and architectural details.
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Louvres
Double Louvre
Air openings coordinated with airflow direction and architectural details.
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Louvres
Linear Bar Grille
Air openings coordinated with airflow direction and architectural details.
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Louvres
Weather Louvre
Air openings coordinated with airflow direction and architectural details.
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Louvres
Gravity Louvre
Air openings coordinated with airflow direction and architectural details.
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Return Grilles
Return Grille
Return-air openings with access and filter options to suit the room.
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Return Grilles
Hinged Return Grille
Return-air openings with access and filter options to suit the room.
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Return Grilles
Filter Return Grille
Return-air openings with access and filter options to suit the room.
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Supply Outlets
Square Diffuser
Distribute supply air to suit room layouts and ceiling details.
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Supply Outlets
Round Diffuser
Distribute supply air to suit room layouts and ceiling details.
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Supply Outlets
Swirl Diffuser
Distribute supply air to suit room layouts and ceiling details.
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Supply Outlets
Linear Diffuser
Distribute supply air to suit room layouts and ceiling details.
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Supply Outlets
Jet Nozzle
Distribute supply air to suit room layouts and ceiling details.
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Supply Outlets
HEPA Air Outlet
Distribute supply air to suit room layouts and ceiling details.
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Silencers
Splitter Silencer
Coordinate noise control with duct size, airflow and service access.
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Silencers
Round Silencer
Coordinate noise control with duct size, airflow and service access.
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Silencers
Combined Silencer
Coordinate noise control with duct size, airflow and service access.
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Silencers
Silencer Bend
Coordinate noise control with duct size, airflow and service access.
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Plenums
Supply Plenum
Connect branches or terminals through a box sized to the project drawing.
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Return Plenum
Connect branches or terminals through a box sized to the project drawing.
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Plenums
Acoustic Plenum
Connect branches or terminals through a box sized to the project drawing.
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Plenums
Diffuser Plenum
Connect branches or terminals through a box sized to the project drawing.
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Cowls & Flues
Rain Cowl
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Cowls & Flues
Roof Exhaust Cowl
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Cowls & Flues
Extraction Hood
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Cowls & Flues
Kitchen Hood
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Cowls & Flues
Stainless Flue
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Cowls & Flues
Insulated Flue
Coordinate outdoor openings, collection hoods and flue connections with the design.
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Installation Parts
Duct Flange
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Flange Corner
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Duct Clamp
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Flexible Connector
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Seal Strip
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Insulation Material
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Duct Support
Parts for duct connections, sealing, insulation and structural support.
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Installation Parts
Seismic Brace
Parts for duct connections, sealing, insulation and structural support.
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Steel Pipes
Spiral Welded Pipe
Steel pipe grade, wall thickness and weld requirements follow the intended duty.
Carbon SteelSteel PipesConnections to drawing
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Large Diameter Pipe
Steel pipe grade, wall thickness and weld requirements follow the intended duty.
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Thick Wall Pipe
Steel pipe grade, wall thickness and weld requirements follow the intended duty.
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Coated & Insulated Pipes
3PE Coated Pipe
Protective coatings and insulation are confirmed for the pipe service environment.
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Coated & Insulated Pipes
FBE Coated Pipe
Protective coatings and insulation are confirmed for the pipe service environment.
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Coated & Insulated Pipes
Mortar Lined Pipe
Protective coatings and insulation are confirmed for the pipe service environment.
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Coated & Insulated Pipes
PU Insulated Pipe
Protective coatings and insulation are confirmed for the pipe service environment.
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Steel Pipe Fittings
Steel Elbow
Thick-wall pipe fittings matched to the steel pipe specification and connection design.
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Steel Pipe Fittings
Steel Tee
Thick-wall pipe fittings matched to the steel pipe specification and connection design.
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Steel Pipe Fittings
Steel Reducer
Thick-wall pipe fittings matched to the steel pipe specification and connection design.
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Steel Pipe Fittings
Steel Flange
Thick-wall pipe fittings matched to the steel pipe specification and connection design.
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Steel Pipe Fittings
Steel End Cap
Thick-wall pipe fittings matched to the steel pipe specification and connection design.
Carbon SteelSteel Pipe FittingsConnections to drawing
View product →Case references
Explore Product and Installation Cases
Browse 10 product application references and 36 duct installation examples.
10 product application cases
Product Application Cases
Explore 10 product application references covering ductwork, dampers, air terminals and project accessories.
View 10 product cases →36 duct installation casesDuct Installation Cases
Explore 36 duct installation references across 6 building and installation scene groups.
View 36 installation cases →MaterialsDrawingsInspectionsInstallation
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