Soundproof protective acoustic terminals SWG

SWG is air intake or exhaust terminals with the noise suppression. They can be used on the ends of ventilation. They are also used as acoustic screens allowing the transfer of air, eg in the engine plant, equipment rooms factories, car parks, airfields, etc.
SWG has two rows of stationary vanes damping cartridge filled with mineral wool the additional protection of non-woven glass. On the inside of the damper is mounted grille steel net against birds. The whole structure is made of standard galvanized steel. On request, painted in RAL and special made from aluminum or stainless steel.