The Silencer - Compact Acoustic Silencer – Commercial-Grade Heavy-Duty 425mm Galvanized Steel Sound Attenuator Engineered for 150mm High-Pressure Airflow Systems

$51.99

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SKU: 4821
Availability: In Stock Backorder Out of stock
Shipping Weight: 3.0 kg

Please note the above shipping is an estimation only. Actual shipping cost can be calculated on the checkout page.

Description

The Silencer - Compact Acoustic Silencer – Commercial-Grade Heavy-Duty 425mm Galvanized Steel Sound Attenuator Engineered for 150mm High-Pressure Airflow Systems

Establish a highly controlled, biosecure nursery foundation and optimize your early-stage vegetative success rates across your entire facility with the commercial-grade Compact Acoustic Silencer from The Silencer. 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 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.

The core architecture of this professional silencer relies on a premium, heavy-gauge galvanized steel sheet housing containing custom-designed acoustic 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 highly compact, optimized footprint with a fixed 425mm total cylinder length and a wide 255mm outside casing diameter, it maximizes sound absorption while fitting comfortably into ceiling bulkheads or dense multi-tier wire racking corridors. Factory-fitted with rugged, leak-proof 150mm steel connection flanges, this rigid muffler integrates cleanly into high-volume extraction loops. The Silencer Compact Acoustic Silencer provides an impenetrable defense against operational noise pollution and atmospheric stratification.


Best For: High-efficiency suppression of 150mm inline fan motor hums, absorbing heavy air-rush noise in commercial extraction lines, and maintaining a low-vibration workspace across dense propagation bays.

Key Features & Technical Advancements

  • Premium Spun Galvanized Steel Shell: Fabricated from industrial-grade, corrosion-proof sheet metal that easily resists high ambient humidity, structural tension, and agricultural sanitizers.
  • Custom-Designed Acoustic Foam Matrix: Internal custom-engineered foam pattern absorbs high-frequency air movement noise and dampens low-frequency vibrational energy radiating from extraction fans.
  • Perforated Internal Steel Flow Core: Rugged inner airway sleeve ensures continuous structural integrity, preventing acoustic material erosion while holding a true circular air path.
  • Factory-Fitted 150mm Steel Flanges: Arrives equipped with heavy-duty metal connection collars to guarantee clean, completely leak-proof ducting joins without assembly bottlenecks.
  • Compact Acoustic Frame Profile: Built with an elegant 425mm length and a 255mm outside diameter, allowing rapid inline deployment where layout headroom or length constraints are critical factors.
  • Zero-Restriction Internal Airflow Channel: Straight-through internal chamber configuration blocks noise propagation without introducing air-frictional drag or lowering cubic meters per hour ($m^3/h$) delivery.

Product Technical Specifications Matrix

Model Identifier Total Core Length Outside Shell Diameter Factory Fitted Flange Profile Internal Attenuation Material Primary Housing Build
The Silencer Compact Acoustic (150mm) 425 mm 255 mm 150 mm Steel Flange Custom-Designed Acoustic Foam Galvanized Steel / Perforated Core / Foam Matrix

Advanced Environmental Conditioning & Ventilation Management Tips

  • Optimizing Vapor Pressure Deficit (VPD) via Direct Inline Coupling: For maximum acoustic attenuation, couple your Compact Silencer directly to the discharge side of your 150mm 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.
  • Configuring Multi-Tier Rack Drops for Low-Vibration Scraping: In tight vertical multi-tier wire racking frameworks, mount the silencer inline using solid overhead hanger brackets. Rigidly stabilizing this compact 425mm cylinder prevents motor harmonic frequencies from transferring down through the shelving, keeping delicate seedling benches perfectly steady and free from structural trembling.
  • Securing Air-Tight Seals on High-Torque Silencer Flanges: Slide your 150mm flexible aluminum or acoustic insulated duct inner core over the factory steel flange. Lock the connection firmly behind the collar lip using a heavy-duty stainless steel worm-drive clamp, and add a secondary wrap of premium aluminum foil tape across the metal seam to stop humid, unfiltered air from escaping back into the facility.
  • Nursery Sanitation and Multi-Batch Acoustic Core Maintenance: Over continuous production cycles, moisture and airborne micro-particulates can settle within the custom acoustic foam matrix. 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.

Ideal For (Uses)

  • High-Volume Commercial Nurseries: An essential acoustic treatment tool for dampening primary 150mm exhaust outlets positioned near office clusters, walkways, or packing spaces where keeping decibel levels low is critical for operator comfort.
  • Multi-Tier Vertical Indoor Micro-Farms: Perfect for space-restricted vertical racking corridors where close-quarter air loops can otherwise echo loudly against structural metal framing.
  • Dedicated Phenotype and Strain Hunting Lines: A premium, completely light-tight mechanical inline muffler ideal for isolating sound signatures within mid-scale research bays, individual breeding chambers, or genetic backup vaults.
Oversize Item Delivery

Oversized Item Delivery Options

Since oversized items require special handling, we may need to provide a custom freight quote for your order and will contact you with an updated shipping rate.

Available options include:

✔ Delivery to your closest depot for pickup - default method
✔ Direct delivery - requires forklift on site
✔ Direct delivery with tailgate lift truck (extra fees apply)
✔ Forklift loading at our warehouse (no extra charge if you arrange your own freight)
✔ Direct truck delivery (available in Victoria)

Important Notes:

  • Shipping costs vary by location and method
  • Because of the forklift requirement, delivery to the nearest depot is the default option and will be the method used unless you contact us to request otherwise.

Business Delivery:

  • Business delivery is available for commercial customers only
  • If you select business delivery and your products are bulky, it is your responsibility to ensure you have appropriate equipment (including forklifts) to unload products from the delivery truck
  • If you select business delivery and you are not a business, you risk your product not being delivered and may incur additional fees to retrieve your order
  • Business delivery customers must provide a valid business address and contact information
  • Additional fees may apply for failed delivery attempts due to lack of appropriate unloading equipment

Let us know your preference, and we'll arrange the best solution for you!

Shipping & Lead Times

Important Note on Availability & Shipping

Our warehouse serves as our office and logistics centre rather than a retail showroom. Because we ship from multiple locations and manage high-turnover stock, not all items are available for immediate pickup.

Lead Times:

  • In-Stock Items: Usually ready for dispatch the same day.
  • Supplier-Dependent Items: Usually take 2–8 weeks to arrive, depending on supplier availability. Products from Adloheat may take 8–12 weeks to manufacture—they are made to order in Australia by a small business, and longer lead times reflect the care put into quality.

While we strive for fast delivery, some timelines are subject to supplier availability and are beyond our control. We appreciate your patience as we source the best quality gear for your project.

Biosecurity & Interstate Shipping Restrictions

Due to strict state biosecurity regulations, we are unable to ship some products to certain states and territories:

  • Potting Mixes cannot be shipped to Western Australia (WA), the Northern Territory (NT), or Tasmania (TAS).
  • Seeds cannot be shipped to Western Australia (WA).

Orders placed for these items to restricted states will be cancelled and refunded. It is the customer's responsibility to ensure that the items being ordered can lawfully be delivered to their state or territory.

Price Match Guarantee

We Offer the Best Prices

We are committed to offering our customers the best prices possible. If you find the exact same product advertised at a lower price elsewhere, we invite you to contact us and we will review your price match request.

Price Match Conditions:

  • The competitor must be an Australian-based seller with a physical presence in Australia
  • The product must be the exact same item with a matching SKU or model number
  • The product must be in stock and available for purchase at the competitor
  • The lower price must be publicly advertised and currently available (not a clearance, closeout, or discontinued item)
  • Price matching excludes marketplace platforms including but not limited to Temu and Aliexpress
  • Price matching requests must be made before purchase

How to Request a Price Match:

To request a price match, please contact us at sales@greenhousepolytunnels.com.au with a link to the competitor's product listing, or call us on 0418 438 774. Please include the product details and the advertised lower price. We will review your request and respond within 2 business days.

Still Unsure?

Book an appointment with one of our team members. We are here to assist you every step of the way.