{"product_id":"blauberg-silencer-125mm-x-600mm","title":"BLAUBERG SILENCER 125MM X 600MM","description":"\u003cp\u003eBlauberg Silencer SD 125\/600 – Round Duct Noise Attenuator Optimise your ventilation system’s comfort and performance with the Blauberg Silencer SD 125\/600. Engineered for attenuation of duct-borne noise, it works in tandem with sound-insulated fans to deliver whisper-quiet airflow in residential, commercial and light-industrial settings. Robust Construction for Lasting Performance Galvanised steel casing resists corrosion and mechanical damage Filled with non-flammable mineral wool and covered to prevent fiber release Rubber-sealed flanges ensure airtight connections and eliminate leaks Available in multiple lengths to suit diverse duct runs Superior Acoustic Absorption Featuring a perforated inner core and 50 mm acoustic lining, the SD 125\/600 silencer delivers targeted noise reduction where it matters most. Peak attenuation reaches 15 dB at 500 Hz and 28 dB at 1 kHz, dramatically lowering fan whine and HVAC hum without impeding airflow. Easy Installation \u0026amp; Flexible Placement Mounts directly to 125 mm round ducts using standard clamps Any orientation: vertical, horizontal or angled Ideal downstream of fans, heat-recovery units or AHUs For enhanced noise control, install additional silencers in series at the inlet or outlet Technical Specifications Connection diameter: 125 mm Overall length: 600 mm Flange width (L1): 50 mm Casing material: Galvanised steel Acoustic fill thickness: 50 mm mineral wool Weight: 2.7 kg\u003c\/p\u003e","brand":"Blauberg Ventilation","offers":[{"title":"Default Title","offer_id":43320522833987,"sku":"FANBLS125","price":33.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2449\/7219\/files\/c4207b3d-Blauberg-Silencer-125mm_f0c1eee2-78af-438c-9e29-b7cdd68c9800.jpg?v=1779976270","url":"https:\/\/professormonstera.com.au\/products\/blauberg-silencer-125mm-x-600mm","provider":"Professor Monstera Plants","version":"1.0","type":"link"}