{"product_id":"can-fan-silencer-500-380-commercial-grade-heavy-duty-500mm-galvanized-steel-inline-sound-attenuator-engineered-for-250mm-high-volume-ventilation-systems","title":"Can-Fan - Silencer 500 \/ 380 – Commercial-Grade Heavy-Duty 500mm Galvanized Steel Inline Sound Attenuator Engineered for 250mm High-Volume Ventilation Systems","description":"\u003csection\u003e\n\u003ch3\u003eCan-Fan - Silencer 500 \/ 380 – Commercial-Grade Heavy-Duty 500mm Galvanized Steel Inline Sound Attenuator Engineered for 250mm High-Volume Ventilation Systems\u003c\/h3\u003e\n\u003cp\u003eEstablish a highly controlled, biosecure nursery foundation and optimize your early-stage vegetative success rates across your entire facility with the commercial-grade Can-Fan Silencer 500 \/ 380 series. Explicitly engineered to meet the rigid environmental tolerances, clean-room standards, and tight space constraints of large-scale commercial wholesale nurseries, indoor vertical farms, and advanced cultivation facilities, this premium inline sound-dampening muffler delivers exceptional climate structural stability. Transitioning vulnerable unrooted cuttings, tissue culture plantlets, or fragile seedlings into robust vegetative specimens requires a specialized mechanical ventilation architecture that locks in stable pressure drops and automated climate control while facilitating gentle, stagnant-free air exchange. Standard baseline uninsulated exhaust loops frequently radiate loud, high-frequency motor hums and turbulent air-rush noise that disrupts working environments and creates vibrational stress. Our advanced, acoustically isolated engineering solutions completely eliminate those operational vulnerabilities.\u003c\/p\u003e\n\u003cp\u003eThe core architecture of this professional silencer relies on a premium, heavy-gauge galvanized steel sheet housing containing a high-density, sound-absorbing foam lining and a perforated internal steel airway core. This multi-layer composite matrix captures high-velocity acoustic turbulence and breaks down localized motor harmonic resonance as air moves through the internal channel, achieving radical decibel reduction without imposing any restrictive drop in mechanical static pressure. Featuring a high-capacity, optimized footprint with a fixed 500mm total cylinder length, a wide 380mm outside casing diameter, and an expansive 250mm inside airway diameter, it maximizes sound absorption for high-airflow fans. Available either factory-fitted with rugged, leak-proof 250mm steel connection flanges or as a raw sleeveless cylinder for custom hardware slip-fits, this rigid muffler integrates cleanly into high-volume main extraction trunks. The Can-Fan Silencer 500 \/ 380 provides an impenetrable defense against operational noise pollution and atmospheric stratification.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e High-efficiency suppression of 250mm inline fan motor hums, absorbing heavy air-rush noise in primary extraction trunks, and maintaining a low-vibration workspace across massive facility production bays.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Technical Advancements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Spun Galvanized Steel Shell:\u003c\/strong\u003e Fabricated from industrial-grade, corrosion-proof sheet metal that easily resists high ambient humidity, structural tension, and agricultural sanitizers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Density Sound-Absorbing Foam Matrix:\u003c\/strong\u003e Internal acoustic lining absorbs high-frequency air movement noise and dampens low-frequency vibrational energy radiating from extraction fans.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerforated Internal Steel Flow Core:\u003c\/strong\u003e Rugged inner airway sleeve ensures continuous structural integrity, preventing acoustic material erosion while holding a true circular air path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Flange Build Configurations:\u003c\/strong\u003e Available pre-equipped with heavy-duty 250mm metal connection collars for immediate inline deployment, or without flanges for tailored space-saving duct couplers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Airflow Spatial Frame Profile:\u003c\/strong\u003e Built with an extended 500mm length and an oversized 380mm outside diameter, allowing maximum insulation depth where massive air volumes must be quieted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-Restriction Internal Airflow Channel:\u003c\/strong\u003e Straight-through internal chamber configuration blocks noise propagation without introducing air-frictional drag or lowering cubic meters per hour ($m^3\/h$) delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Technical Specifications Matrix\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; text-align: left;\" cellpadding=\"5\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eModel Identifier\u003c\/th\u003e\n\u003cth\u003eTotal Core Length\u003c\/th\u003e\n\u003cth\u003eOutside Shell Diameter\u003c\/th\u003e\n\u003cth\u003eInternal Airway Diameter\u003c\/th\u003e\n\u003cth\u003eFactory Fitted Flange Profile\u003c\/th\u003e\n\u003cth\u003ePrimary Housing Build\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCan-Fan Silencer 500 \/ 380 (With Flanges)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 mm\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e250 mm\u003c\/td\u003e\n\u003ctd\u003e250 mm Steel Flanges Fitted\u003c\/td\u003e\n\u003ctd\u003eGalvanized Steel \/ Perforated Core \/ Acoustic Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCan-Fan Silencer 500 \/ 380 (Without Flanges)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 mm\u003c\/td\u003e\n\u003ctd\u003e380 mm\u003c\/td\u003e\n\u003ctd\u003e250 mm\u003c\/td\u003e\n\u003ctd\u003eSleeveless — No Flanges Fitted\u003c\/td\u003e\n\u003ctd\u003eGalvanized Steel \/ Perforated Core \/ Acoustic Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdvanced Environmental Conditioning \u0026amp; Ventilation Management Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimizing Vapor Pressure Deficit (VPD) via Direct Inline Coupling:\u003c\/strong\u003e For maximum acoustic attenuation, couple your Can-Fan Silencer directly to the discharge side of your 250mm high-pressure inline fan. Securing an airtight, low-turbulence link ensures that active exhaust lines continue moving high volumes of stale air ($m^3\/h$), allowing environmental controllers to hold a stable 85% to 95% relative humidity envelope for unrooted tissue cultures or a consistent target VPD for advancing vegetative blocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguring Overhead Manifolds for Low-Vibration Scraping:\u003c\/strong\u003e In high-volume setups, mount the heavy 500mm silencer inline using solid overhead hanger brackets or heavy-duty jack chains anchored to main building supports. Rigidly stabilizing this cylinder prevents large fan harmonic frequencies from transferring down through the framing, keeping delicate seedling benches perfectly steady and free from structural trembling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecuring Air-Tight Seals on Flanged and Sleeveless Options:\u003c\/strong\u003e For the flanged model, slide your flexible duct inner core over the steel collar and lock with an industrial stainless steel worm-drive clamp. For the sleeveless model, slip the raw ducting jacket over the outer shell edge, fasten with a wide band clamp, and apply a secondary wrap of premium aluminum foil tape across the junction to stop humid, unfiltered air from escaping back into the facility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNursery Sanitation and Multi-Batch Acoustic Core Maintenance:\u003c\/strong\u003e Over continuous production cycles, moisture and airborne micro-particulates can settle within the perforated internal core. During facility resets between crop turnovers, inspect the inner barrel; lightly clean the metal pathways with a fine brush or a dry cloth to prevent dust loading, ensuring your ventilation lines remain clean, safe, and highly efficient.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For (Uses)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Volume Commercial Nurseries:\u003c\/strong\u003e An essential acoustic treatment tool for dampening primary 250mm main exhaust trunks positioned near office clusters, walkways, or packing spaces where keeping decibel levels low is critical for operator comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Tier Vertical Indoor Micro-Farms:\u003c\/strong\u003e Perfect for space-restricted vertical racking corridors where close-quarter air loops can otherwise echo loudly against structural metal framing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDedicated Phenotype and Strain Hunting Lines:\u003c\/strong\u003e A premium, completely light-tight mechanical inline muffler ideal for isolating sound signatures within main research bays, individual breeding chambers, or genetic backup vaults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Holland Forge","offers":[{"title":"With 250mm Flanges","offer_id":48498733318244,"sku":"4823","price":268.99,"currency_code":"AUD","in_stock":true},{"title":"Without Flanges","offer_id":48498733351012,"sku":"7622","price":121.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6487\/0244\/files\/ChatGPT_Image_Jun_2_2026_01_44_58_AM.png?v=1780336018","url":"https:\/\/www.greenhousepolytunnels.com.au\/products\/can-fan-silencer-500-380-commercial-grade-heavy-duty-500mm-galvanized-steel-inline-sound-attenuator-engineered-for-250mm-high-volume-ventilation-systems","provider":"Greenhouse \u0026 Polytunnels","version":"1.0","type":"link"}