Greenhaus Gardening 12-Inch Duct Carbon Filter for Maximum Airflow Systems

Greenhaus Gardening 12-Inch Duct Carbon Filter for Maximum Airflow Systems

$249.99
Sale price  $249.99 Regular price 
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Greenhaus Gardening 12-Inch Duct Carbon Filter for Maximum Airflow Systems

Greenhaus Gardening 12-Inch Duct Carbon Filter for Maximum Airflow Systems

$249.99
Sale price  $249.99 Regular price 
UPS
Free express shipping
30-day money-back guarantee
Free Express
Shipping
20+ Year
Lifespan
30-Day
Free Returns
Easy 10-Min
Assembly

Built for demanding indoor ventilation projects, this 12-inch duct carbon filter combines a large-capacity design with premium Australian RC412 virgin activated carbon to help capture odors and airborne chemicals. Its 60mm charcoal bed, heavy-duty metal construction, and high airflow rating make it well suited for larger grow rooms and commercial-scale ventilation systems. The filter can be configured for either intake or exhaust installations to match your ventilation layout.

Perfect for:

Commercial grow rooms · Large hydroponic facilities · Indoor ventilation systems · High-capacity exhaust setups · Air filtration projects

Built to Last One Growing Season
• 12-inch duct opening
• 28-inch filter body
• 1668 CFM airflow rating
• Australian RC412 virgin activated carbon rated at 1200+ IAV
• 60mm charcoal bed thickness
• Stainless steel flanges
• Dual-sided aluminum mesh construction
• Machine-washable pre-filter cloth included

Additional Benefits:
• Designed for very high airflow ventilation systems
• Compatible with both intake and exhaust installations
• Deeper 60mm carbon bed provides increased filtration depth
• Premium activated carbon features high microporosity and surface area
• Reversible flanges help extend usable filter life
• Carbon bed is rated to last up to 33% longer
• Washable pre-filter helps keep carbon residue under control

Easy 10-Minute Setup:

Attach the filter to a compatible 12-inch inline duct fan, install it as either an intake or exhaust filter, fit the washable pre-filter around the housing, and secure all ventilation connections before operating the system.

What’s Included:

12-inch duct carbon filter
Machine-washable pre-filter cloth

Free shipping · 30-day money-back guarantee

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Frequently asked questions

Do you offer free shipping? 

Yes, we cover the shipping costs on all orders.

What are the delivery times?

Your order will be processed within 1–2 days. The average delivery time is 2 to 4 business days.

Can I return or exchange my order? 

Yes, you can return or exchange your order within 30 days, even without needing a reason.

Can I track my order once it has been shipped? 

Once your order has been placed, you can track it on our "Track your order" page.

What payment methods do you accept? 

We accept secure payment methods such as Visa, Mastercard, Maestro, Apple Pay and Google Pay.

How can I contact your customer service? 

You can contact us by email at info@greenhaus-gardening.com or through our contact page.

About Us

Hi, we're Sarah and Amanda — two Texas gardeners who got tired of cheap beds that rusted after one season. So we built something better.

We spent 18 months testing materials and finishes before selling a single product. The result? Garden beds built to last 20+ years, trusted by over 10,000 American gardeners.

Here's the truth — gardening season is short. Every week you wait is a week without fresh homegrown vegetables on your table. Our most popular beds sell out every spring without exception.

If they're still in stock right now, don't wait.

— Sarah & Amanda, Founders of Greenhaus Gardening

  • Free express shipping
  • 30-day money-back guarantee
  • Limited stock available

30-Day Returns

If your item doesn’t fit perfectly, you can easily return it within 30 days of delivery. Your satisfaction always comes first.

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