{"product_id":"b0133dpdso","title":"neverest® ESD 4\" Adjustable Inline Duct Silencer – Modular Sound Absorbing Muffler with 5 Removable Segments – Up to 44 dB Reduction – for 125mm Pipes, Grow Rooms \u0026 HVAC","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMODULAR AIRFLOW \u0026amp; NOISE CONTROL: Features a unique 5-segment design that allows you to customize your ventilation. Simply remove segments to open the airway; the more segments you remove, the higher the airflow, while retaining significant sound insulation.\u003c\/li\u003e\n\u003cli\u003eVARIABLE SOUND ATTENUATION: Achieve the perfect balance for your setup. With segments in place, this professional silencer provides staggered noise reduction levels: 44 dB, 39 dB, 35 dB, and 30 dB(A) as you adjust the internal configuration.\u003c\/li\u003e\n\u003cli\u003ePRECISION TUNING: At least one segment must be removed to allow airflow. This manual adjustability gives you full control over the static pressure and decibel output of your 4-inch (125mm) duct system, a feature standard \"fixed\" mufflers lack.\u003c\/li\u003e\n\u003cli\u003eHEAVY-DUTY GALVANIZED STEEL: The rugged housing is built from corrosion-resistant galvanized steel, ensuring the internal acoustic elements are protected in high-humidity environments like grow tents or industrial HVAC systems.\u003c\/li\u003e\n\u003cli\u003eHIGH-PERFORMANCE ACOUSTIC FOAM: Each removable segment is lined with premium, perforated sound-absorbing material. It effectively traps air turbulence and mechanical fan noise before it exits your ventilation pipe.\u003c\/li\u003e\n\u003cli\u003e40+ YEARS OF HVAC EXPERTISE: neverest is a professional wholesaler with over four decades of experience in ventilation technology. Unlike generic brands, our products are engineered to meet the highest industry standards. We provide expert-grade solutions and dedicated support for all your air circulation and HVAC projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eOverview\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial : Polyurethane Foam\u003c\/li\u003e\n\u003cli\u003eBrand : neverest\u003c\/li\u003e\n\u003cli\u003eItem Thickness : 50 Millimeters\u003c\/li\u003e\n\u003cli\u003eRecommended Uses For Product : Sound Insulation Silencer for Round Ventilation Pipes\u003c\/li\u003e\n\u003cli\u003eProduct Dimensions : 1.97\"L x 3.94\"W\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Neverest","offers":[{"title":"Default Title","offer_id":46313358950550,"sku":"SPH-B0133DPDSO","price":102.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/5932\/4566\/files\/81AjxBn6p2L._AC_SX679.jpg?v=1774586789","url":"https:\/\/floravales.com\/products\/b0133dpdso","provider":"Humora","version":"1.0","type":"link"}