| VENTILATION DUCTING | 12 suppliers |
| DUCT SILENCERS | 9 suppliers |
| DUCT VENTILATION TERMINALS | 8 suppliers |
| VENTILATION DUCTING Flexible Hose . | 8 suppliers |
| CABLE CONDUITS | 6 suppliers |
| DUCTING Smoke Exhaust . | 6 suppliers |
| DUCTING Utilities . | 6 suppliers |
| VENTILATION DUCTING Aluminium . | 6 suppliers |
| VENTILATION DUCTING Cooker Hood . | 6 suppliers |
| VENTILATION DUCTING Fire Resistant Ducts . | 6 suppliers |
| VENTILATION DUCTING Heat Recovery Systems . | 6 suppliers |
| VENTILATION DUCTING Industrial Steel Galvanized Steel | 6 suppliers |
| VENTILATION DUCTING Wall . | 6 suppliers |
| ACCESS DUCTING | 5 suppliers |
| AIR BRICK Ducting . | 5 suppliers |
| DAYLIGHT INTENSIFYING PIPES Sunpipes/Light Tunnels Rigid Ducting | 5 suppliers |
| DUCTING Exterior Services . | 5 suppliers |
| DUCTING Flexible . | 5 suppliers |
| DUCTING Flexible Thermally Insulated | 5 suppliers |
| DUCTING Insulated . | 5 suppliers |
| DUCTING Pipes and Cables . | 5 suppliers |
| DUCTING Pre-Insulated . | 5 suppliers |
| DUCTING Tee Pieces and Connectors . | 5 suppliers |
| VENTILATION DUCTING Whole House Systems . | 5 suppliers |
| CABLE CONDUITS Ducting . | 4 suppliers |
| CABLE CONDUITS Ducting External . | 4 suppliers |
| CABLE CONDUITS Service Channels . | 4 suppliers |
| DAYLIGHT INTENSIFYING PIPES Sunpipes/Light Tunnels Flexible Ducting | 4 suppliers |
| DUCT ATTENUATORS Sound Absorbing . | 4 suppliers |
| DUCTING Commercial . | 4 suppliers |
| DUCTING Complete Systems . | 4 suppliers |
| DUCTING Flat . | 4 suppliers |
| DUCTING Industrial . | 4 suppliers |
| DUCTING Rigid . | 4 suppliers |
| DUCTING Support Systems Ductwork | 4 suppliers |
| DUCTING Water Pipes . | 4 suppliers |
| FAN DUCTING | 4 suppliers |
| FIRE SLEEVES Ducting Applications . | 4 suppliers |
| SERVICE CONDUITS Channels . | 4 suppliers |
| SERVICE CONDUITS Ducting In-Screed | 4 suppliers |
| TUMBLE DRYER Ventilating Kits Extraction Ducting | 4 suppliers |
| VENTILATION DUCTING Acoustic . | 4 suppliers |
| VENTILATION DUCTING Flat Channel . | 4 suppliers |
| VENTILATION DUCTING Kits . | 4 suppliers |
| VENTILATION DUCTING Low Profile . | 4 suppliers |
| VENTILATION DUCTING PVC . | 4 suppliers |
| VENTILATION DUCTING Rigid Duct Systems | 4 suppliers |
| VENTILATION DUCTING Tumble Dryer . | 4 suppliers |
| WARM AIR DUCTING | 4 suppliers |
| AIR BRICK Ducting Connectors | 3 suppliers |
| CABLE CONDUITS Floor Ducting . | 3 suppliers |
| CABLE CONDUITS Floor Ducting Screeded Floor | 3 suppliers |
| CABLE TRUNKING | 3 suppliers |
| DUCT SILENCERS Rectangular . | 3 suppliers |
| DUCT SILENCERS Sound Absorbing . | 3 suppliers |
| DUCTING Access Chambers . | 3 suppliers |
| DUCTING Acoustic . | 3 suppliers |
| DUCTING Aluminium . | 3 suppliers |
| DUCTING Exterior Access . | 3 suppliers |
| DUCTING Flexible Acoustic Insulated | 3 suppliers |
| DUCTING Flexible Plastic | 3 suppliers |
| DUCTING Precast Concrete . | 3 suppliers |
| DUCTING Radial . | 3 suppliers |
| DUCTING Stainless Steel . | 3 suppliers |
| DUCTING Twin Wall . | 3 suppliers |
| DUCTING Underfloor Screed Floor Ducting | 3 suppliers |
| ELECTRICAL DUCTING | 3 suppliers |
| PLENUM BOXES | 3 suppliers |
| SERVICE CONDUITS | 3 suppliers |
| SERVICE CONDUITS Precast Concrete Sections . | 3 suppliers |
| STREET LIGHTING Ducting . | 3 suppliers |
| VENTILATION DUCTING Flexible Duct . | 3 suppliers |
| VENTILATION DUCTING Flexible Pipe Insulated | 3 suppliers |
| VENTILATION DUCTING Industrial In Line Fans . | 3 suppliers |
| VENTILATION DUCTING Silencer Incorporated . | 3 suppliers |
| VENTILATION DUCTING Stainless Steel . | 3 suppliers |
| VENTILATION DUCTING Twin Wall . | 3 suppliers |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene . | 2 suppliers |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Modular Lightweight Flat Packed Systems | 2 suppliers |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Modular Systems | 2 suppliers |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Pre-Treppaned Entry Points | 2 suppliers |
| CABLE CONDUITS Ducting Motorway Communication Applications . | 2 suppliers |
| CABLE CONDUITS External . | 2 suppliers |
| CABLE CONDUITS Fire Protection . | 2 suppliers |
| CABLE CONDUITS Fire Protection EN 1366-3 | 2 suppliers |
| CABLE CONDUITS Floor Ducting In-Screed Trays | 2 suppliers |
| CABLE CONDUITS Service Channels Polypropylene | 2 suppliers |
| CABLE CONDUITS Underground . | 2 suppliers |
| CABLE CONDUITS Underground BS 65:1991 | 2 suppliers |
| CABLE TRUNKING Multi-Compartment . | 2 suppliers |
| CABLE TRUNKING Perimeter Trunking . | 2 suppliers |
| CABLE TRUNKING Skirting . | 2 suppliers |
| CABLE TRUNKING Surface Mounted . | 2 suppliers |
| CABLE TRUNKING Three Compartment . | 2 suppliers |
| COOKER HOOD Ducting Kits Extraction Ducting | 2 suppliers |
| DUCT FLOW CONTROLS | 2 suppliers |
| DUCT SILENCERS Purpose Made . | 2 suppliers |
| DUCTING Flexible Aluminium | 2 suppliers |
| DUCTING Flexible BS 476:1968 Part 6 | 2 suppliers |
| DUCTING Flexible BS 476:1971 Part 7 | 2 suppliers |
| DUCTING Flexible Wire Reinforced | 2 suppliers |
| DUCTING Floor In-Screed Trays | 2 suppliers |
| DUCTING Galvanised Steel DW 144 | 2 suppliers |
| DUCTING Gas Pipes . | 2 suppliers |
| DUCTING High Temperature Applications . | 2 suppliers |
| DUCTING Highways Electricity/Power | 2 suppliers |
| DUCTING Industrial DW 144 | 2 suppliers |
| DUCTING Industrial Exhaust Systems | 2 suppliers |
| DUCTING Industrial Extraction | 2 suppliers |
| DUCTING Industrial Purpose Made | 2 suppliers |
| DUCTING Low Profile . | 2 suppliers |
| DUCTING Motorway Communication Motorway Comms Cable Protection Pipes | 2 suppliers |
| DUCTING Rectangular . | 2 suppliers |
| DUCTING Rigid PVC Purpose Made Bespoke | 2 suppliers |
| DUCTING Skirting . | 2 suppliers |
| DUCTING Spiral Wound . | 2 suppliers |
| DUCTING Street Lighting/Traffic Signals . | 2 suppliers |
| DUCTING Telecommunications . | 2 suppliers |
| DUCTING Utilities Service Channels | 2 suppliers |
| DUCTING Vitrified Clay Pipes BS 65 . | 2 suppliers |
| DUCTING Wire Suspension Systems Round Spiral Ventilation Ducts | 2 suppliers |
| PIPE CONDUITS Flexible . | 2 suppliers |
| PIPE CONDUITS Underground Screed Domestic Water Pipes | 2 suppliers |
| SERVICE CONDUITS Ducting Precast Concrete | 2 suppliers |
| SERVICE CONDUITS Ducting Vitrified Clay | 2 suppliers |
| SERVICE CONDUITS Vitrified Clay . | 2 suppliers |
| SERVICE CONDUITS Vitrified Clay BS 65:1991 . | 2 suppliers |
| SMOKE EXTRACTION Extract Duct Material for Extraction Ducting Systems | 2 suppliers |
| VENTILATION DUCTING DIN 4102 B1 . | 2 suppliers |
| VENTILATION DUCTING Fire Resistant Ducts BS 476:1987 Part 20 | 2 suppliers |
| VENTILATION DUCTING Galvanised Steel . | 2 suppliers |
| VENTILATION DUCTING Push to Fit . | 2 suppliers |
| VENTILATION DUCTING Thermal Self-Sealing Systems . | 2 suppliers |
| VENTILATION DUCTING UL94 V2 . | 2 suppliers |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene BS EN 124 B125 Loading | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene BS EN 124 D400 Loading | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene BS EN 124 E600 Loading | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene BS EN 124 FACTA AAA Loading | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene BS EN 124 Kitemarked | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Covers and Frames BS EN 124 FACTA Compliant | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Ductile Iron Covers Loading Classes B-D | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene MOD to JSP 604 - Part 2 Regulations | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Modular Twinwall Chambers | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Network Protection Systems | 1 supplier |
| ACCESS CHAMBERS Cable Ducting Recycled Polypropylene Utility Access Combined | 1 supplier |
| AIR BRICK Ducting Connectors Ducting to Airbrick Adaptors | 1 supplier |
| CABLE CONDUITS Ducting AGREMENT CERTIFICATE HOLDERS . | 1 supplier |
| CABLE CONDUITS Ducting BS EN 50086-2-4 . | 1 supplier |
| CABLE CONDUITS Ducting BS EN 61386-24:2010 . | 1 supplier |
| CABLE CONDUITS Ducting Buried Electric Cables ENATS 12-24 Class 2 | 1 supplier |
| CABLE CONDUITS Ducting Street Lighting . | 1 supplier |
| CABLE CONDUITS Ducting Traffic Signals . | 1 supplier |
| CABLE CONDUITS Fire Protection 17th Edition IEE Wiring Regulations | 1 supplier |
| CABLE CONDUITS Fire Protection BS 476 Part 20 | 1 supplier |
| CABLE CONDUITS Floor Ducting Solid Floor | 1 supplier |
| CABLE CONDUITS Service Channels Accessible Floor Mounted Systems | 1 supplier |
| CABLE CONDUITS Service Channels Fibre Reinforced Concrete | 1 supplier |
| CABLE CONDUITS Service Channels Fibre Reinforced Concrete Class C250 | 1 supplier |
| CABLE CONDUITS Service Channels Fibre Reinforced Concrete Class E600 | 1 supplier |
| CABLE CONDUITS Service Channels HDPE | 1 supplier |
| CABLE CONDUITS Service Channels HDPE BS EN 1433 Loading Class C250 | 1 supplier |
| CABLE CONDUITS Service Channels HDPE BS EN 1433 Loading Class D400 | 1 supplier |
| CABLE CONDUITS Service Channels HDPE BS EN 1433 Loading Class E600 | 1 supplier |
| CABLE CONDUITS Service Channels HDPE BS EN 1433 Loading Class F900 | 1 supplier |
| CABLE CONDUITS Service Channels Polypropylene Class C250 | 1 supplier |
| CABLE CONDUITS Service Channels Sports Grounds | 1 supplier |
| CABLE CONDUITS Service Channels Temporary | 1 supplier |
| CABLE CONDUITS Underground BS EN 295-1:2013 Kitemarked | 1 supplier |
| CABLE CONDUITS Wiring Halogen Free | 1 supplier |
| CABLE TRUNKING Accessories . | 1 supplier |
| CABLE TRUNKING Aluminium . | 1 supplier |
| CABLE TRUNKING Architrave . | 1 supplier |
| CABLE TRUNKING Bench Trunking . | 1 supplier |
| CABLE TRUNKING BS 4678 PART 4 1982 . | 1 supplier |
| CABLE TRUNKING BS EN 50086-2-1 . | 1 supplier |
| CABLE TRUNKING BS EN 60529 . | 1 supplier |
| CABLE TRUNKING Busbars . | 1 supplier |
| CABLE TRUNKING Cable Trunking | 1 supplier |
| CABLE TRUNKING Closers Intumescent Metal Pads | 1 supplier |
| CABLE TRUNKING Cornice . | 1 supplier |
| CABLE TRUNKING Data Trunking Systems Antimicrobial | 1 supplier |
| CABLE TRUNKING Data Trunking Systems Data Outlet | 1 supplier |
| CABLE TRUNKING Fire Protection . | 1 supplier |
| CABLE TRUNKING Fire Protection Intumescent | 1 supplier |
| CABLE TRUNKING Fire Resistant 120 Minutes / Preservation of Function 90 Minutes | 1 supplier |
| CABLE TRUNKING Fire Resistant 90 Minutes / Preservation of Function 30 Minutes | 1 supplier |
| CABLE TRUNKING Fluorescent Light . | 1 supplier |
| CABLE TRUNKING For Lights . | 1 supplier |
| CABLE TRUNKING Industrial . | 1 supplier |
| CABLE TRUNKING Mini Trunking . | 1 supplier |
| CABLE TRUNKING Power Poles / Power Posts . | 1 supplier |
| CABLE TRUNKING PVC Rigid | 1 supplier |
| CABLE TRUNKING PVC-u Coloured | 1 supplier |
| CABLE TRUNKING PVC-u Curved | 1 supplier |
| CABLE TRUNKING PVC-u Rigid | 1 supplier |
| CABLE TRUNKING School . | 1 supplier |
| CABLE TRUNKING Slotted Panel Wiring Systems . | 1 supplier |
| CABLE TRUNKING Surface Mounted Aluminium | 1 supplier |
| CABLE TRUNKING Surface Mounted Aluminium / Wood Veneer Lid | 1 supplier |
| CABLE TRUNKING Surface Mounted Bench Angled Units | 1 supplier |
| CABLE TRUNKING Surface Mounted Commercial | 1 supplier |
| CABLE TRUNKING Surface Mounted Decorative Finish | 1 supplier |
| CABLE TRUNKING Surface Mounted Fire Protection BS 476:1987 Part 21 | 1 supplier |
| CABLE TRUNKING Surface Mounted Halogen Free | 1 supplier |
| CABLE TRUNKING Surface Mounted Metal | 1 supplier |
| CABLE TRUNKING Surface Mounted Multi-Compartment | 1 supplier |
| CABLE TRUNKING Surface Mounted Powdercoated Steel | 1 supplier |
| CABLE TRUNKING Surface Mounted Skirting Profiles | 1 supplier |
| CABLE TRUNKING Surface Mounted Slimline Systems | 1 supplier |
| CABLE TRUNKING Surface Mounted Steel | 1 supplier |
| CONSULTANTS Industrial Ducting Consultants . | 1 supplier |
| DUCT FLOW CONTROLS Flow Control Plenums . | 1 supplier |
| DUCT FLOW CONTROLS Flow Control Plenums For Architectural Grilles | 1 supplier |
| DUCT SILENCERS Acoustic Diffuser . | 1 supplier |
| DUCT SILENCERS Exhaust Air Terminal Combined . | 1 supplier |
| DUCT SILENCERS For Smoke Control Systems . | 1 supplier |
| DUCT SILENCERS Heavy Duty . | 1 supplier |
| DUCT SILENCERS Packless . | 1 supplier |
| DUCT SILENCERS PVC . | 1 supplier |
| DUCT SILENCERS Reactive . | 1 supplier |
| DUCT SILENCERS Tubular Cylindrical | 1 supplier |
| DUCT SILENCERS Ultra-Clean Environments Cleanrooms/Laboratory/Hospital/Operating Theatres | 1 supplier |
| DUCTING Access Chambers HDPE | 1 supplier |
| DUCTING Boiler Exhaust . | 1 supplier |
| DUCTING Cast Insitu . | 1 supplier |
| DUCTING CCTV . | 1 supplier |
| DUCTING Cowls . | 1 supplier |
| DUCTING Cowls High Velocity | 1 supplier |
| DUCTING EN 1856-1 CE Marked . | 1 supplier |
| DUCTING EN 1856-2 CE Marked . | 1 supplier |
| DUCTING EPS Expanded Polystyrene Push-Fit Self-Sealing Thermal Systems | 1 supplier |
| DUCTING Exterior DIN 19580 Classes 1-4 . | 1 supplier |
| DUCTING Flat Oval . | 1 supplier |
| DUCTING Flexible BS 476:1987 Part 20 | 1 supplier |
| DUCTING Flexible High Temperature Applications | 1 supplier |
| DUCTING Flexible Purpose Made | 1 supplier |
| DUCTING Flexible Thermal Self-Sealing | 1 supplier |
| DUCTING Floor Aluminium | 1 supplier |
| DUCTING Gas Pipes BS 4962 Kitemark TRANSCO Spec | 1 supplier |
| DUCTING Generator Exhaust . | 1 supplier |
| DUCTING HDPE (High Density Polyethylene) . | 1 supplier |
| DUCTING High Pressure Applications . | 1 supplier |
| DUCTING Highways Agency BS EN 61386-24:2010 | 1 supplier |
| DUCTING Highways Agency Series 1500 Requirements | 1 supplier |
| DUCTING Humid Environment Acrylated Rubber Finish | 1 supplier |
| DUCTING Imperial Sizes . | 1 supplier |
| DUCTING Industrial Consultancy | 1 supplier |
| DUCTING Industrial Decommissioning | 1 supplier |
| DUCTING Industrial Exhaust Systems High Pressure Tight | 1 supplier |
| DUCTING Industrial Particle Extraction | 1 supplier |
| DUCTING Industrial Process | 1 supplier |
| DUCTING Industrial Stainless Steel | 1 supplier |
| DUCTING Industrial Waste Gas Extraction | 1 supplier |
| DUCTING MDPE . | 1 supplier |
| DUCTING Mining and Tunnelling Applications . | 1 supplier |
| DUCTING Nuclear Decommissioning . | 1 supplier |
| DUCTING Polyethylene Coiled . | 1 supplier |
| DUCTING Powder Coated RAL/BS Colours | 1 supplier |
| DUCTING Pre-Insulated Duct Board Systems | 1 supplier |
| DUCTING Pre-Insulated Duct Board Systems HVAC Applications | 1 supplier |
| DUCTING Pre-Sealed Air Systems . | 1 supplier |
| DUCTING Protection Rail Combined . | 1 supplier |
| DUCTING Purpose Made . | 1 supplier |
| DUCTING PVC-u . | 1 supplier |
| DUCTING Radial Antibacterial Antimicrobial | 1 supplier |
| DUCTING Rigid PVC Push-Fit Self-Sealing Thermal Systems | 1 supplier |
| DUCTING Rigid PVC-u . | 1 supplier |
| DUCTING Stainless Steel Single Wall EN 1856-2 CE Marked | 1 supplier |
| DUCTING Stainless Steel Twin Wall EN 1856-1 CE Marked | 1 supplier |
| DUCTING Supension Systems . | 1 supplier |
| DUCTING Support Systems Suspension Hangers | 1 supplier |
| DUCTING Telecommunications AGREMENT CERTIFICATE HOLDERS | 1 supplier |
| DUCTING Telephone Cables PVC-u . | 1 supplier |
| DUCTING Underfloor . | 1 supplier |
| DUCTING Utilities National Joint Utilities Group (NJUG) Colour Coding | 1 supplier |
| DUCTING Utilities Twinwall BS EN 61386 AGREMENT CERTIFICATE HOLDERS | 1 supplier |
| GENERATOR Exhausts Ducting Systems | 1 supplier |
| PLENUM BOXES Integral Flow Control Device . | 1 supplier |
| ROOF TILE Vents Ducting Applications | 1 supplier |
| SEALANTS By Special Function Ducting HVAC Spec. DW142/DW144 | 1 supplier |
| SERVICE CONDUITS Ducting Purpose Made | 1 supplier |
| SLATE Vents Ducting Applications | 1 supplier |
| VENTILATION DUCTING Air Quality Management Areas EU Directive 2008/50/EC (the CAFE Directive) | 1 supplier |
| VENTILATION DUCTING Air Quality Management Areas NOx Filtration Incorporated | 1 supplier |
| VENTILATION DUCTING Airtight Constructions . | 1 supplier |
| VENTILATION DUCTING Duct Outlets . | 1 supplier |
| VENTILATION DUCTING Encapsulation Combined . | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts BS 476:1987 Part 24 | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts BS 476 Parts 6 & 7 | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts BS 476:1987 Part 20 4 Hours | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts BS 5588:1989 Part 9 | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts ISO 6944:1985 | 1 supplier |
| VENTILATION DUCTING Fire Resistant Ducts Funnels K90 | 1 supplier |
| VENTILATION DUCTING Flexible Pipe Input to Assessment Procedure (SAP) via Appendix Q | 1 supplier |
| VENTILATION DUCTING Galvanised Steel DW 144 | 1 supplier |
| VENTILATION DUCTING Galvanised Steel Spiral | 1 supplier |
| VENTILATION DUCTING Nuclear Ventilation . | 1 supplier |
| VENTILATION DUCTING PassivHaus Applications . | 1 supplier |
| VENTILATION DUCTING Radial Systems SAP Appendix Q Listed | 1 supplier |
| VENTILATION DUCTING Rooftop Support Systems Roof Mounted | 1 supplier |
| VENTILATION DUCTING Thermal Self-Sealing Systems EN 13163 | 1 supplier |
| VENTILATION DUCTING Thermal Self-Sealing Systems Graphite Impregnated EPS (Neopor) | 1 supplier |
