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AOVs, shafts and natural ventilators
Natural smoke ventilation companies
Installers of natural smoke ventilation — automatic opening vents, smoke shafts and roof ventilators keeping escape routes tenable.
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Actulux A/S
DBI-approved for thermal smoke ventilation, mechanical smoke ventilation.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationStøvring, North Denmark View firm -
AU
Adexsi UK
Design, manufacture and maintenance of smoke and heat exhaust ventilation.
Manufacturer 1 officeMechanical smoke extract Natural smoke ventilationBarry, Wales View firm -
Aerolux
Natural smoke ventilation, roof lights and smoke-containment screens.
Installer 6–20 people 1 officeSmoke curtains & barriers Natural smoke ventilationSaint-Quentin-Fallavier, Auvergne-Rhône-Alpes View firm -
A.G. Electric A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSAabenraa, South Denmark View firm -
AD
Air Design Systems
North East specialist in smoke ventilation and architectural louvres.
Contractor Est. 1993 1 officeMechanical smoke extract Natural smoke ventilationGateshead, England View firm -
Airocle
Australian-made natural smoke and heat release ventilators.
Manufacturer 21–100 people 3 officesNatural smoke ventilationPicton, New South Wales · HQ View firm -
Airteam A/S
DBI-approved for thermal smoke ventilation, mechanical smoke ventilation.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationViby, Central Jutland View firm -
Anker & Nygaard ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Mechanical smoke extract Natural smoke ventilation Voice alarm & EVCSHasselager, Central Jutland View firm -
AUMÜLLER AUMATIC
Window drives, RWA control panels and certified natural smoke and heat exhaust systems.
Manufacturer 100+ people 1 officeNatural smoke ventilationThierhaupten, Bayern View firm -
Bagger Låse & Alarm A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSSlagelse, Zealand View firm -
B.A.S.E.
Lift-shaft smoke extraction and ventilation specialists.
Installer 2 officesMechanical smoke extract Natural smoke ventilationPlanegg, Bayern · HQ View firm -
BE Installationer A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Mechanical smoke extract Natural smoke ventilation Voice alarm & EVCSViborg, Central Jutland View firm -
BETIS
Building-envelope and smoke-extraction contractor for Provence-Alpes-Côte d'Azur.
Contractor 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationVitrolles, Provence-Alpes-Côte d'Azur View firm -
Bovema
Smoke management design, manufacture, installation and certification.
Contractor 21–100 people 1 officeSmoke curtains & barriers Mechanical smoke extract Natural smoke ventilation Stairwell pressurisationMilano, Lombardia View firm -
Bravida Danmark A/S
The only Danish contractor approved under all seven DBI fire schemes.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Mechanical smoke extract Natural smoke ventilation +2 moreBrøndby, Capital Region View firm -
BTR Brandschutz-Technik und Rauchabzug Harz
Goslar RWA contractor, service house and DIN 18232-10 certification partner.
Maintenance 1 officeMechanical smoke extract Natural smoke ventilationGoslar, Niedersachsen View firm -
Byens Elteknik ApS
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationØster Vrå, North Denmark View firm -
CAMIBAT
Fire-safety and smoke-extraction contractor for northern France.
Installer 6–20 people 1 officeNatural smoke ventilationBailleul, Hauts-de-France View firm -
Caoduro
Rooflights and smoke and heat control systems, family-owned since 1951.
Manufacturer 21–100 people Est. 1951 1 officeMechanical smoke extract Natural smoke ventilationMonticello Conte Otto, Veneto View firm -
Caverion A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Mechanical smoke extract Natural smoke ventilation Sprinkler systems +1 moreFredericia, South Denmark View firm -
CBRE Teknisk Servicepartner A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Mechanical smoke extract Natural smoke ventilation +1 moreAalborg, North Denmark View firm -
Cerbex
Krosno fire-systems contractor making its own smoke-control panels.
Contractor 21–100 people 1 officeMechanical smoke extract Natural smoke ventilation Stairwell pressurisationKrosno, Podkarpackie View firm -
Colt International (Germany)
Natural and mechanical smoke ventilation, car park systems and smoke barriers.
Manufacturer 100+ people 1 officeCar park ventilation Smoke curtains & barriers Mechanical smoke extract Natural smoke ventilationKleve, Nordrhein-Westfalen View firm -
CR Electric A/S
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationRoskilde, Zealand View firm -
Dafo Brand
Swedish family-owned fire protection group with certified smoke-vent technicians.
Supplier 100+ people 1 officeNatural smoke ventilationTyresö, Stockholm View firm -
DS
Delta Smoke Control
AOV and mechanical smoke ventilation design, installation and maintenance.
Contractor 1 officeMechanical smoke extract Natural smoke ventilationPortsmouth, England View firm -
Desautel
French fire-protection group covering study, installation, maintenance and training.
Contractor 100+ people Est. 1932 1 officeEmergency lighting Fire alarm systems Mechanical smoke extract Natural smoke ventilationMontluel, Auvergne-Rhône-Alpes View firm -
Désenfum'Est
Smoke-extraction and fire-safety systems specialist for eastern France.
Installer 21–100 people 1 officeMechanical smoke extract Natural smoke ventilationNiederhausbergen, Grand Est View firm -
Detekt ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSKolding, South Denmark View firm -
D+H Mechatronic
Smoke vent drives, SHEV control panels and natural ventilation systems.
Manufacturer 100+ people 1 officeNatural smoke ventilationAmmersbek, Schleswig-Holstein View firm -
DI-Teknik A/S
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationKøge, Zealand View firm -
Eberspächer Tageslichttechnik
Roof glazing, rooflights and natural smoke ventilation since 1865.
Manufacturer Est. 1865 1 officeFire-rated glazing Natural smoke ventilationKirchheim unter Teck, Baden-Württemberg View firm -
EDN Protect Incendie
Smoke-extraction installation and preventive maintenance across Auvergne-Rhône-Alpes.
Installer 6–20 people Est. 2016 1 officeMechanical smoke extract Natural smoke ventilationPusignan, Auvergne-Rhône-Alpes View firm -
EFPC
Fire, explosion and machine safety engineering.
Consultancy 21–100 people 1 officeCar park ventilation Mechanical smoke extract Natural smoke ventilation Stairwell pressurisationBilthoven, Utrecht View firm -
Eiland Brand og Sikring
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSHøng, Zealand View firm -
El-Service ApS
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationMåløv, Capital Region View firm -
El-Team Fyn A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSOdense, South Denmark View firm -
El-Team Vest A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSHorsens, Central Jutland View firm -
ER
EOS Rooflights
Kent maker of AOV smoke vent rooflights for escape routes.
Manufacturer 1 officeNatural smoke ventilationSidcup, England View firm -
Erik Lytzen A/S
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationHjørring, North Denmark View firm -
ESL-prolux
RWA, mechanical smoke extraction and daylight systems for industrial roofs.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationKirchlengern, Nordrhein-Westfalen View firm -
ESSERTEC
Rooflights and natural smoke and heat exhaust ventilators from Grevenbroich.
Manufacturer 1 officeNatural smoke ventilationGrevenbroich, Nordrhein-Westfalen View firm -
Eurofeu
French fire-safety manufacturer and service network, certified for smoke control.
Maintenance 100+ people Est. 1972 1 officeEmergency lighting Fire alarm systems Mechanical smoke extract Natural smoke ventilationLe Mesnil-Thomas, Centre-Val de Loire View firm -
FC
FDS Contracting
Smoke ventilation design, installation and maintenance backed by in-house CFD.
Contractor 1 officeCar park ventilation Mechanical smoke extract Natural smoke ventilationDartford, England View firm -
FIEGER Lamellenfenster
Louvre windows for natural ventilation and certified smoke extraction.
Manufacturer 21–100 people Est. 2000 1 officeNatural smoke ventilationBirkenau, Hessen View firm -
FS
Fire Systems Ltd
Fire safety contractor covering smoke control, AOVs and fire alarm systems.
Contractor Est. 1992 1 officeNatural smoke ventilationFire safety company View firm -
Firetech ApS
DBI-approved for thermal smoke ventilation, mechanical smoke ventilation.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationStøvring, North Denmark View firm -
FireVent
Natural smoke and heat exhaust ventilators certified by RISE.
Manufacturer 6–20 people Est. 2007 1 officeNatural smoke ventilationVänersborg, Västra Götaland View firm -
Frapol
Kraków maker of smoke ducts, fire dampers and pressure-differential sets.
Manufacturer 100+ people Est. 1990 3 officesMechanical smoke extract Natural smoke ventilation Stairwell pressurisationKraków, Małopolskie · HQ View firm -
FL
FTG Ltd
Smoke vent and AOV installation, commissioning and maintenance.
Maintenance 1 officeMechanical smoke extract Natural smoke ventilationWaltham Cross, England View firm -
Fugmann A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSValby, Capital Region View firm -
Greene Fire
Fire-rated façades, windows and curtains, engineered and installed.
Manufacturer 21–100 people Est. 2000 2 officesFire-rated glazing Smoke curtains & barriers Natural smoke ventilationTaren Point, New South Wales · HQ View firm -
Groupe FIVO
APSAD-certified installation and maintenance of fire compartmentation across France.
Maintenance 21–100 people Est. 1996 1 officeCompartment walls & cavity barriers Fire & smoke dampers Fire door hardware & ironmongery Fire door inspection & survey +4 moreMarines, Île-de-France View firm -
GS
Group SCS
Smoke control contractor covering pressurisation, mechanical, natural and car park ventilation.
Contractor 3 officesCar park ventilation Mechanical smoke extract Natural smoke ventilation Stairwell pressurisationCardiff, Wales · HQ View firm -
GS
G.S. Stothers
Northern Ireland smoke ventilation and M&E specialist.
Contractor 1 officeCar park ventilation Smoke curtains & barriers Mechanical smoke extract Natural smoke ventilationNewtownards, Northern Ireland View firm -
Heinzl Brandschutztechnik
Allgäu specialist for smoke extraction, extinguishers and detection.
Installer 1 officeMechanical smoke extract Natural smoke ventilationWangen im Allgäu, Baden-Württemberg View firm -
HEMAPLAST
Euskirchen maker of rooflights and natural smoke and heat exhaust systems.
Manufacturer 1 officeNatural smoke ventilationEuskirchen, Nordrhein-Westfalen View firm -
HM-Ventilation A/S
DBI-approved for thermal smoke ventilation, mechanical smoke ventilation.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationSilkeborg, Central Jutland View firm -
Hoffmann Teknik
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSGlostrup, Capital Region View firm -
Idom El-forretning ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSHolstebro, Central Jutland View firm -
INDU LIGHT
Rooflights and EN 12101-2 smoke and heat exhaust systems.
Manufacturer 3 officesNatural smoke ventilationHalle, Sachsen-Anhalt · HQ View firm -
IS
Interactive Special Projects
North West smoke control specialists delivering design through to aftercare.
Contractor 1 officeMechanical smoke extract Natural smoke ventilationManchester, England View firm -
IVA Ingenieurgesellschaft
Light, ventilation and smoke extraction in industrial buildings — design, installation, maintenance.
Installer 21–100 people 1 officeMechanical smoke extract Natural smoke ventilationSchalksmühle, Nordrhein-Westfalen View firm -
JAMO Sikring A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Mechanical smoke extract Natural smoke ventilation Voice alarm & EVCSRødovre, Capital Region View firm -
Jansson Alarm A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Mechanical smoke extract Natural smoke ventilation +1 moreVejle, South Denmark View firm -
JK+ Alarmteknik A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSGlamsbjerg, South Denmark View firm -
Jofo Pneumatik
Pneumatic and electric SHEV actuation, triggering and control since 1960.
Manufacturer 100+ people Est. 1960 1 officeNatural smoke ventilationSchloß Holte-Stukenbrock, Nordrhein-Westfalen View firm -
Jysk Elteknik A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSNykøbing Mors, North Denmark View firm -
Kemp & Lauritzen A/S
Six of Denmark's seven DBI fire schemes, from Albertslund.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Mechanical smoke extract Natural smoke ventilation +2 moreAlbertslund, Capital Region View firm -
Kingspan Light + Air Netherlands
Natural and mechanical smoke and heat exhaust systems.
Manufacturer 100+ people 1 officeCar park ventilation Smoke curtains & barriers Mechanical smoke extract Natural smoke ventilation +1 moreUden, Noord-Brabant View firm -
Kirchenkamp
Daylight technology, smoke and heat exhaust and window automation from one contractor.
Installer 21–100 people Est. 2001 2 officesMechanical smoke extract Natural smoke ventilationOberried, Baden-Württemberg · HQ View firm -
Knud Knudsen A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSIkast, Central Jutland View firm -
LAMILUX
Rooflights and continuous rooflights with integrated, EN 12101-2 certified smoke extraction.
Manufacturer 100+ people 1 officeNatural smoke ventilationRehau, Bayern View firm -
Lanterlux
Natural smoke ventilation and roof-light specialist in the Lyon region.
Installer 6–20 people 1 officeSmoke curtains & barriers Natural smoke ventilationSaint-Priest, Auvergne-Rhône-Alpes View firm -
L-Brand & Teknik ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSOdense, South Denmark View firm -
Leif Nielsen A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSVejby, Capital Region View firm -
LS
LINK Smoke Control
AOV and natural smoke shaft design, installation and 24/7 maintenance.
Maintenance 1 officeNatural smoke ventilationGillingham, England View firm -
Loren Cook Company
AMCA-licensed fans, gravity vents and smoke control products.
Manufacturer 100+ people Est. 1941 1 officeMechanical smoke extract Natural smoke ventilationSpringfield, Missouri View firm -
Lotek A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Natural smoke ventilation Voice alarm & EVCSSønderborg, South Denmark View firm -
Mariendal El-Teknik A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSAalborg, North Denmark View firm -
Merän Brandskydd
Fire protection contractor with certified firestopping technicians.
Installer 6–20 people 1 officeEmergency lighting Firestopping PFP survey & inspection Natural smoke ventilationJärfälla, Stockholm View firm -
Mercor Light&Vent
The mcr range of smoke vents, curtains, extract fans and fire dampers.
Manufacturer 100+ people 1 officeCar park ventilation Compartment walls & cavity barriers Fire & smoke dampers Smoke curtains & barriers +3 moreGdańsk, Pomorskie View firm -
MS
Midland Signal
Staffordshire smoke control installer covering design through maintenance.
Installer 1 officeMechanical smoke extract Natural smoke ventilationCannock, England View firm -
MONTEC Brandschutz
ZVEI-certified installer of smoke extraction systems in the Munich region.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationGilching, Bayern View firm -
MRW Montagetechnik
Smoke extraction and fall protection in the Saarland — design, installation, maintenance.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationWadgassen, Saarland View firm -
Multiprotec
Fire-safety installation and maintenance across the Pays de la Loire.
Maintenance 6–20 people 1 officeNatural smoke ventilationSaint-Macaire-en-Mauges, Pays de la Loire View firm -
Multi-Tech A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSKalundborg, Zealand View firm -
Odake
Smoke-vent window operators with BCJ disaster-prevention rating.
Manufacturer 100+ people Est. 1926 1 officeNatural smoke ventilationToyama, Toyama View firm -
Oiles ECO
Window Operator smoke-vent actuation, nationwide.
Manufacturer 100+ people Est. 1973 1 officeNatural smoke ventilationTokyo, Tokyo View firm -
Optimal Brandschutz-Service
Nuremberg contractor covering RWA, hold-open devices and detection.
Installer 1 officeMechanical smoke extract Natural smoke ventilationNürnberg, Bayern View firm -
PE
Paul Evans Architectural
Yorkshire manufacturer of SDI 19 certificated turnkey AOV smoke ventilation.
Manufacturer 1 officeNatural smoke ventilationLeeds, England View firm -
PF
PLP Fire Protection
Kent fire and smoke ventilation specialist serving London and the South East.
Contractor Est. 2011 1 officeMechanical smoke extract Natural smoke ventilationChatham, England View firm -
P
Powrmatic
Somerset manufacturer of Krystalite glazed smoke and natural ventilators.
Manufacturer Est. 1949 1 officeNatural smoke ventilationIlminster, England View firm -
Prefire
SCTEH design to UNE 23585, CEPREVEN-accredited smoke-control installer.
Installer 21–100 people Est. 1997 1 officeMechanical smoke extract Natural smoke ventilationEl Masnou, Cataluña View firm -
Presto Brandsäkerhet
Nordic fire-safety group certified across gas, kitchen, firestopping and alarm.
Contractor 100+ people 1 officeEmergency lighting Fire alarm systems Firestopping Gaseous & clean-agent suppression +2 moreKatrineholm, Södermanland View firm -
Protec-24 facility service
DACH-wide service network for fire doors, gates and smoke-control closures.
Maintenance 100+ people 1 officeFire door inspection & survey Fire door installation Natural smoke ventilationGoslar, Niedersachsen View firm -
protronic Innovative Steuerungselektronik
Control electronics for hold-open devices and smoke and fire curtain drives.
Manufacturer 1 officeSmoke curtains & barriers Natural smoke ventilationBennewitz, Sachsen View firm -
Rask El ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSNykøbing Falster, Zealand View firm -
Rewa
Smoke vents, rooflights and pneumatic smoke-control release units.
Manufacturer 21–100 people 1 officeNatural smoke ventilationBłędowa Tyczyńska, Podkarpackie View firm -
Safe and Sound
Smoke vents and car-park ventilation across Belgium.
Installer 6–20 people Est. 1998 1 officeCar park ventilation Compartment walls & cavity barriers Emergency lighting Fire alarm systems +5 moreUccle, Brussels Capital View firm -
SC
SE Controls
Smoke control and natural ventilation designed, installed and maintained UK-wide.
Contractor 1 officeMechanical smoke extract Natural smoke ventilation Stairwell pressurisationLichfield, England View firm -
Securitas Technology ApS
DBI-approved for fire alarm, gas alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilationGlostrup, Capital Region View firm -
Securpro ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSSkødstrup, Central Jutland View firm -
SIF Gruppen A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSHerlev, Capital Region View firm -
SG
Silver Group
Smoke ventilation and fire safety systems with 24-hour maintenance cover.
Contractor 1 officeMechanical smoke extract Natural smoke ventilationBradford, England View firm -
SIMON PROtec Systems
Passau maker of smoke and fire curtains, SHEV drives and control systems.
Manufacturer Est. 1967 2 officesSmoke curtains & barriers Natural smoke ventilationPassau, Bayern · HQ View firm -
Smart Industrieservice
RWA specialist contractor for industrial and commercial buildings in NRW.
Installer 1 officeMechanical smoke extract Natural smoke ventilationHückelhoven, Nordrhein-Westfalen View firm -
SMAY
Differential pressure, smoke ducts, smoke vents and EN 15650 fire dampers.
Manufacturer 100+ people 1 officeCar park ventilation Fire & smoke dampers PFP product manufacture Mechanical smoke extract +2 morePodłęże, Małopolskie View firm -
SC
Smoke Control Dampers
Third-party certificated smoke control dampers and lobby-to-shaft AOVs.
Manufacturer 1 officeMechanical smoke extract Natural smoke ventilationBristol, England View firm -
SV
Smoke Vent Response
Nationwide smoke ventilation installation, commissioning and 24/7 callout.
Maintenance 1 officeMechanical smoke extract Natural smoke ventilationMaldon, England View firm -
STIEF Daylight
Leopoldshöhe manufacturer of rooflights and smoke and heat exhaust units.
Manufacturer 1 officeNatural smoke ventilationLeopoldshöhe, Nordrhein-Westfalen View firm -
Strøh A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSKolding, South Denmark View firm -
Strøm Hansen A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSVejle, South Denmark View firm -
S
Surespan
West Midlands manufacturer of AOV smoke vents, roof hatches and access covers.
Manufacturer 1 officeNatural smoke ventilationAldridge, England View firm -
TP
Teal Products
AOV window actuators, control panels and smoke ventilation components.
Manufacturer 1 officeNatural smoke ventilationCheltenham, England View firm -
Tecnocupole Pancaldi
Natural smoke and heat exhaust ventilators and rooflights.
Manufacturer 21–100 people 1 officeNatural smoke ventilationCastel San Pietro Terme, Emilia-Romagna View firm -
Tekum ApS
DBI-approved for fire alarm, thermal smoke ventilation.
Installer 6–20 people 1 officeFire alarm systems Natural smoke ventilationRødekro, South Denmark View firm -
The BILCO Company
Automatic smoke vents and roof access hatches since 1926.
Manufacturer 100+ people Est. 1926 1 officeNatural smoke ventilationNew Haven, Connecticut View firm -
THOMA Brandschutz
Design, installation and maintenance of RWA and stairwell smoke extraction systems.
Installer 21–100 people Est. 1982 1 officeMechanical smoke extract Natural smoke ventilation Stairwell pressurisationGrosselfingen, Baden-Württemberg View firm -
Unilite A/S
DBI-approved for thermal smoke ventilation, mechanical smoke ventilation.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationHobro, North Denmark View firm -
Van Hooft en Partners
Independent smoke-control engineering and RWA design.
Consultancy 6–20 people 1 officeCar park ventilation Mechanical smoke extract Natural smoke ventilation Stairwell pressurisationHeijen, Limburg View firm -
Ventisol Brandventilatorer
Smoke ventilators certified by VTT, notified body 0809.
Manufacturer 21–100 people Est. 1988 1 officeNatural smoke ventilationKristinehamn, Värmland View firm -
VT
Vent Trade
Independent smoke ventilation commissioning and compliance testing UK-wide.
Contractor 100+ people Est. 1988 1 officeCar park ventilation Mechanical smoke extract Natural smoke ventilation Stairwell pressurisationPoole, England View firm -
WATS A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSVanløse, Capital Region View firm -
WE.S.S. Brandschutz Montagebau
Installation and maintenance of RWA systems, rooflights and continuous rooflights.
Installer 6–20 people 1 officeMechanical smoke extract Natural smoke ventilationAlthütte, Baden-Württemberg View firm -
W
Whitesales
Surrey manufacturer of rooflights and certified AOV smoke ventilation rooflights.
Manufacturer 1 officeNatural smoke ventilationCranleigh, England View firm -
Wicotec Kirkebjerg A/S
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation and more.
Installer 21–100 people 1 officeFire alarm systems Gaseous & clean-agent suppression Natural smoke ventilation Sprinkler systems +1 moreTaastrup, Capital Region View firm -
WC
WindowMaster Control Systems
Smoke ventilation control panels, actuators and sensors for AOV systems.
Manufacturer 1 officeNatural smoke ventilationKettering, England View firm -
Zari Consulting Group
Smoke-control design and special inspection led by licensed fire protection engineers.
Consultancy 21–100 people 5 officesMechanical smoke extract Natural smoke ventilation Stairwell pressurisationPetaluma, California · HQ View firm -
ZIPP systems ApS
DBI-approved for fire alarm, voice alarm, thermal smoke ventilation.
Installer 21–100 people 1 officeFire alarm systems Natural smoke ventilation Voice alarm & EVCSFredericia, South Denmark View firm
- Ventilation factor →
- Maximum volumetric flow rate →
- Minimum separation distance between exhaust vents →
- Volumetric flow rate from mass flow rate (smoke exhaust) →
- Limiting average air velocity for opposed air flow | Room of fire origin to large volume →
- Limiting average air velocity for opposed air flow | Fire in large volume to adjoining room →
- Limiting average air velocity for opposed air flow | Room of fire origin to corridor →
- Hot Gas Temperature Increase (MQH Method) →
- Hot Gas Temperature Increase (Beyler Method) →
- Nondimensional Hot Gas Temperature Increase →
- Hot Gas Temperature Increase (Steady State) →
- Height of Smoke Layer Interface (Natural Ventilation) →
- Pressure difference due to stack effect →
- Pressure difference between fire compartment and surroundings →
- Wind pressure →
- Piston effect pressure difference →
- Effective area of elevator shaft →
- Door opening force →
- Height limit for pressurization →
- Flow area factor →
- Stairwell temperature →