SKU: 5500948797
grow tent carbon filter kit

grow tent carbon filter kit Vivosun Inline Fan R4 Air Filtration Kit

Sale price$23.43 Regular price$26.03
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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23

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Description

grow tent carbon filter kit Vivosun Inline Fan R4 Air Filtration KitVivosun Inline Fan R4 Air Filtration Kit 4" Duct Struggling with heat, humidity, and odors in your grow space? The VIVOSUN Air Filtration Kit R4 4" is your all in one solution for powerful, quiet, and reliable ventilation. This complete three part system includes everything you need for effective air purification and odor control, making it perfect for growers seeking a straightforward, dependable setup. At its core, the Inline Fan R4 moves 190 CFM of

Vivosun Inline Fan R4 Air Filtration Kit - 4" Duct

Struggling with heat, humidity, and odors in your grow space? The VIVOSUN Air Filtration Kit R4 4" is your all-in-one solution for powerful, quiet, and reliable ventilation. This complete three-part system includes everything you need for effective air purification and odor control, making it perfect for growers seeking a straightforward, dependable setup.

At its core, the Inline Fan R4 moves 190 CFM of air at 2300 RPM while operating at a whisper-quiet 31 dB. The included variable speed controller allows you to precisely adjust airflow from 0-100%, adapting perfectly to each stage of your grow. This kit is an essential component for any high-performance VIVOSUN grow tent, especially sizes like the 2' x 2' or 3' x 3'.

Eliminate unwanted smells with the superior 1200+ RC 412 carbon filter, packed with Australian Virgin Charcoal. The durable, triple-layer ducting ensures longevity and can handle temperatures from -22°F to 266°F, providing a secure and efficient pathway for air. It's one of the most reliable inline fan systems for maintaining a pristine growing environment.

What's Included

  • Inline Fan R4 4" (190 CFM, 2300 RPM)
  • Variable Speed Controller
  • 4" Carbon Filter (1200+ RC 412 Grade, 4" x 14")
  • 8-foot Heavy-Duty Ducting with Triple-Layer Construction
  • 2 Stainless Steel Clamps
  • Mounting Hardware and Installation Instructions

Features

🔄
Powerful Airflow

Delivers 190 CFM at 2300 RPM with an ultra-quiet operation under 31 dB.

🎛️
Variable Speed Control

Adjustable controller provides precise airflow from 0-100% for optimal ventilation.

🌿
Superior Odor Control

1200+ RC 412 Australian Virgin Charcoal effectively eliminates odors and particulates.

🔧
Heavy-Duty Construction

Triple-layer ducting with steel wire support handles temperatures from -22°F to 266°F.

📦
Complete System

All-in-one kit includes the fan, filter, ducting, clamps, and all mounting hardware.

Efficient Power Usage

Operates at just 59W for cost-effective, continuous performance.

Specifications

Specification Value
Model Inline Fan R4 Combo
Size 4 Inch
Airflow 190 CFM
Fan Speed 2300 RPM
Noise Level <31 dB
Power Usage 59 W
Material Plastic
Carbon Filter Grade 1200+ RC 412
Ducting Length 8 feet
Controller Variable Speed Controller

Compare VIVOSUN R-Series Kits

Feature R4 Kit R6 Kit R8 Kit
Duct Size 4 Inch 6 Inch 8 Inch
Airflow 190 CFM 390 CFM 740 CFM
Fan Speed 2300 RPM 2450 RPM 2550 RPM
Noise Level <31 dB <32 dB <35 dB
Power Usage 59 W 77 W 130 W

Support & Manuals

Warranty

The VIVOSUN Air Filtration Kit R4 includes 1-year after-sale service coverage and offers a free return within 30 days of delivery for complete peace of mind.

FAQs

How does the variable speed controller work?+

The variable speed controller allows you to adjust the fan speed from 0-100% of its maximum 190 CFM capacity. Simply turn the dial to increase or decrease airflow based on your growing phase needs. Lower speeds are ideal for seedlings and young plants, while maximum speed provides optimal ventilation during flowering stages.

What size growing space is this system suitable for?+

This 4-inch, 190 CFM system is ideal for small to medium grow tents, including 2'x2' setups and up to 4'x4' tents. The system effectively handles spaces with ducting runs up to 8 feet while maintaining strong airflow performance, making it perfect for personal-scale growing operations.

How effective is the carbon filter at eliminating odors?+

The 1200+ RC 412 grade carbon filter uses Australian Virgin Charcoal for superior odor elimination. At 4" x 14", it provides a substantial surface area to effectively remove pungent smells and particulates from your growing environment. The high-quality charcoal ensures consistent performance throughout its lifespan.

What makes the ducting heavy-duty?+

The ducting features triple-layer construction with flexible steel wire supports that maintain shape and prevent collapse. A PET core is sandwiched between fire-retardant aluminum layers, providing durability and safety. This construction handles extreme temperatures from -22°F to 266°F while remaining flexible for easy installation.

How does this kit help manage grow room climate?+

This kit is crucial for managing your environment. By exhausting hot, humid air and pulling in fresh air, it helps you maintain the ideal conditions for plant growth. For a detailed guide, check our article on the perfect grow room temperature and humidity.

How quiet is the R4 fan during operation?+

The Inline Fan R4 operates at less than 31 dB, making it quieter than a whisper and virtually silent in most environments. Even at full 190 CFM capacity, the noise level remains minimal, ensuring a discreet operation.

Is this system compatible with other VIVOSUN equipment?+

Yes, the R4 Air Filtration Kit uses standard 4-inch connections that are compatible with other VIVOSUN equipment and grow tent systems. The kit eliminates compatibility concerns by providing all necessary components together, ensuring everything works perfectly out of the box.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5500948797

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4.9 ★★★★★
Based on 11 reviews
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Melissa j
Pawtucket, US
★★★★★ 5
10/10 Great game changer for aggressive chewers
After a scary experience where our Doberman ingested part of a toy and needed emergency surgery, we had to get rid of all plush toys and small balls in our house. Replacing everything felt overwhelming. This ball has been fantastic. It’s truly built for aggressive chewers and holds up incredibly well. It’s perfect for fetch, strong enough for tug-of-war, and the bounce is excellent, which keeps our dog fully engaged during self-play when he’s entertaining himself. That unpredictable bounce makes it exciting without being unsafe. Most importantly, it gives us peace of mind. No shredding, no chunks coming off, no felt cover and constant worry about ingestion. Since having to replace all of his previous toys and balls, this one has stood out as the best by far. If you have a large, powerful dog—especially a Doberman—or a dog who destroys toys quickly, this is a must-have. Durable, safe, and genuinely fun. 10/10, highly recommend.
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Reviewed in the United States on January 21, 2026
C
Verified Purchase
Crystal Knapp
Lake Worth, US
★★★★★ 5
Finally, a sturdy oversized ball my boy can't destroy! And can pick up easily
This is just wonderful! My dog has destroyed all other balls! I think this is finally one he cannot destroy. And I love the holes so he can pick it up and throw it himself. LOL. And it BOUNCES, bringing him endless joy and skill in catching it. Cause you don't know which way it will bounce off the ground. Oversize was just right for him. Glad to have found this great sturdy ball.
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Reviewed in the United States on April 29, 2026
K
Verified Purchase
Kristi V.
Phoenix, US
★★★★★ 4
Almost perfect...upraised logo should be left off
This toy is great for relentless chewers with strong jaws! It would be almost perfect if it didn't have a "K9" logo in raised rubber on it. That is the place that my aggressive chewer shepherd/bulldog mix focuses on and is able to get small chunks off. Without that logo, he would chew the ball more evenly, instead of fixating on that one spot. He loves this ball and has chewed on it for about an hour off & on each of the 11 days he has had it. Although it is very durable so far, the flaw is the upraised logo.
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Reviewed in the United States on January 22, 2026
R
Verified Purchase
Ryan
Carnegie, US
★★★★★ 5
Perfect for High-Drive Dogs & Surprisingly Durable (six month review)
I use this ring ball for structured fetch and tug sessions with my high-drive German Shepherd mix (91 lbs. at 10 mon.), and it’s easily the best toy we’ve added to our routine. What makes it truly exceptional is how it allows my dog to engage in the full canine predatory sequence: • Chase: He locks in visually and bolts after the ring when I throw it. • Grab & Hold: He brings it back, pins it against my leg, and bites down firmly (the toy—not the leg!)—his way of acting out the natural catch-and-control behavior. • Unalive & Tug: We finish with a strong tug session, which satisfies his instinct to grip and shake—basically his version of “making the toy unalive.” • Settle & Chew: Afterward, he relaxes with a chew toy or eats—completing the full physical and mental cycle in a healthy, balanced way. Durability is outstanding—this toy stands up to intense tug sessions with no tearing or damage, even with a 91 lb powerhouse. My senior dog also joins in for double tug play, and it holds up beautifully to that too. I don’t leave this toy down for chewing—it’s not a chew toy. I use it specifically for fetch and tug, then put it away when we’re done. This keeps it exciting and extends its lifespan. My dog has other chew toys he can use freely throughout the day. This isn’t just another fetch toy—when thoughtful it provides a structured, instinct-satisfying experience that’s mentally enriching and physically engaging. If you have a high-drive or working breed, or a dog who thrives on interactive play, this ring ball is 100% worth it.
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Reviewed in the United States on March 30, 2025
A
Verified Purchase
Arnie
Lexington, US
★★★★★ 5
Good Toy
Pattern Name: Pull Monkey
Good quality. My dog loves it and it’s holding up to his attacks. It’s also adorable and cuddly. The rope part is sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026

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