LRCNARectangular sound attenuator with circular connections - Low built

LRCNA is a straight rectangular sound attenuator with circular connections. It has low installation height and is available in standard dimensions Ø 100-400 mm.

The casing is made from galvanized steel with an inner tube made of steel sheet. The inner tube is designed with small openings to withstand mechanical cleaning. The attenuation material is mineral wool. A microperforated tissue is inserted between the inner tube and the mineral wool, to prevent fibres from the wool spreading into the duct system.

• Low building height.

• Fulfills tightness class D.

• Low pressure drop.

• Cleanable with rotating nylon brush.

• An excellent choice for installations above suspended ceiling or where space is otherwise limited.

Technical data conducted in accordance with ISO 7235.

For special requirements, please contact Lindab sales.