Aluminum aeroblade filter grille zero degree deflection 1 2 blade spacing blades parallel to long dimension.
Transfer grilles with fire damper.
Steel neck mounted sliding blade damper.
A fire rated version is also available.
However these grilles will not prevent the passage of cold smoke which can be equally.
All ducts and airways in doors and walls can be protected against fire and hot smoke using lorient intumescent air transfer grilles.
Grille transfer for curtain fire damper fire damper models.
These fire resistant air transfer grilles are developed to allow the free circulation of air at room temperature through construction elements walls doors etc while at the same time offering effective protection against flames smoke and gases in case of fire.
Grille mounted opposed blade damper.
Tamarack raps come with an internal baffle material designed to prevent an increased transmission of light and sound through the vent grille.
Instant action integrity e insulation i.
17sf 17sa 17da si gtfd 10 12 application this fire damper is intended to restrict the passage of flame.
Available in either steel or aluminum construction with either single or double flange frame options.
The technology allows the air transfer grilles to perform in fires just as you expect from fire rated wall construction.
Grille installation in these applications is optional.
Steel maximum security transfer grille with rounded perforations.
Lorient fire containment air transfer grilles dampers are made up of either pvc or metal slats with an intumescent core.
It offers a passive substitute for mechanical fire damper air terminals and in ductwork application.
These fire resistant air transfer grilles are developed to allow the free circulation of air at room temperature through construction elements walls doors etc while at the same time offering effective protection against flames smoke and gases in case of fire.
Nailor 51dg and 61dg series door grilles are designed to be completely sight proof and unobtrusive in appearance.
Section g submittals keywords.
Tamarack brand transfer grilles are known as return air pathways or raps for short because they do just that create a pathway for air to flow from room to room.
Ruskin fire and combin ation fire and smoke dampers with 1 1 2and 3 hour fire ratings may be installed in transfer opening and grille duct termination applications.
