LB-15 is a decorative linear aluminum grille used for introducing or evacuating air.
The grille is recommended for installations with constant or variable air flow.
LB-15 can be applied to the ceiling or wall.
Ak [m²] - The free surface
X [m] - The length of the air jet at a speed of 0.2 m/s
NR [dB (A)] - Noise level without room attenuation
∆Pt [Pa] - Pressure loss
Veff [m/s] – Air velocity in the grille
For more sizes see the Technical Data Sheet (bottom of the page).
The grille can be delivered with a connecting plenum to the circular duct, with horizontal or vertical connection.
The plenum is provided with suspension elements (lugs) and bead roll on the spigot, for easy fixing of the flexible duct.
The product can also be accessorized with opposed blade damper, G4 air filter or mounting frame.
Adapter (plenum box)
The adapter is made of Z140 galvanized steel sheet and is equipped with suspension lugs.
The plenum is available in two options, uninsulated or insulated with 6 mm thick elastomeric rubber.
Opposed blade damper (OBD)
The damper is provided with opposable blades and gears, it is mounted on the grille connection.
Air filter G4 (F-R)
G4 air filter with aluminum frame is used for air filtration and is mounted on the grille connection. The large dimensions are made in several pieces.
Mounting frame (CC)
The mounting frame is used when a hidden, easy and fast mounting of the grille is desired. Depending on the size required, it is made and delivered in one or more pieces.
As standard, the grille is mounted by screws.
Optionally, for a hidden and easy assembly, a mounting frame can be used. The installation of the grille in the mounting frame is done by clamping.
Wall/ceiling mounting with screws
Wall/ceiling installation with mounting frame