VIVOSUN 4-Inch Carbon Filter with Pre-Filter, 396 m³/h

The VIVOSUN 4-inch carbon filter is listed for inline fans and grow tents, with a detachable pre-filter and reversible flange and base. It may suit odour-control ventilation setups, but customer feedback is divided on how well it reduces smells.

At a glance

A detachable pre-filter is claimed to block 99% of particles and can be removed for cleaning.
The flange and base can be exchanged to reverse the carbon canister, according to the listing.
The manufacturer describes compatibility with a 4-inch inline duct fan for intake or exhaust ventilation.
A pair of belts is claimed to be included for assembly in a grow tent.

Price

£25.49Save 15%

Reference price: ~~£29.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

Pre-filter and carbon canister combine particle screening with the product's stated odour-control purpose.
The reversible flange and base allow the canister orientation to be changed.
The listed 4-inch inline-fan compatibility is relevant to compact ducted ventilation setups.

Technical specifications

12 specifications

Identity
Brand	VIVOSUN
Model	4316274413

Dimensions and installation
Dimensions listed	17.6L x 17.6W x 30Th centimetres
Weight listed	6.59 Pounds
Mounting type	Snap In
Compatible devices	Inline Duct Fan, Grow Tent
Compatible air conditioner listed	Inventor Chilly 9000BTU

Materials and construction
Material listed	Alloy Steel
Filter shape	Rectangular
Air filter construction	Solid

Applications and compatibility
Compatible HVAC systems	residential
Common applications	Food Processing, Commercial, Residential

What to know before buying

Listing details to confirm

The product title claims 396 m³/h, while the feature text gives a maximum airflow of 223 CFM. These airflow figures and the claimed rate are not reconciled in the listing. The stated pre-filter particle-blocking figure and odour-control performance are manufacturer claims, not independently verified measurements. Confirm the airflow figure and fit for your fan and ducting before buying.

Who is it for?

A good fit for

Grow-tent and hydroponics users seeking a carbon filter for a compatible 4-inch inline fan.
Buyers wanting a detachable pre-filter and the option to reverse the canister orientation.
Small indoor ventilation setups where the filter's listed dimensions and fan compatibility match the installation.

Less suited to

Buyers who need assured odour reduction, as customer feedback on this point is mixed.
Setups requiring a complete fan-and-ducting kit, as the supplied listing identifies a filter and pre-filter rather than a complete ventilation kit.

VIVOSUN 4-Inch Carbon Filter with Pre-Filter, 396 m³/h · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 11,282 ratings

5 stars76%76%
4 stars13%13%
3 stars5%5%
2 stars1%1%
1 star5%5%

Customer feedback includes reports of effective use, including cooking in a studio, but views on build quality, odour reduction and value are mixed. This matters because the filter is intended for odour-control ventilation, yet its performance in an individual setup is not assured. Aggregate ratings are broadly favourable overall, but they do not explain the mixed comments or predict results for a particular fan and space.

Positive themes

Some customers report that the filter works effectively, including for cooking odours in a studio.

Mixed feedback

Feedback is divided on product quality, with some describing it positively and others calling it low quality.
Reports on odour reduction vary, from keeping smells down to making little difference.
Value-for-money opinions are mixed.

Frequently asked questions

Does this listing include an inline fan?

The supplied information describes the filter as compatible with a 4-inch inline fan but does not identify a fan as included. Check the selected listing's package details if you need a complete kit.

Can the filter be installed for intake or exhaust?

The manufacturer says it can be configured with a 4-inch inline duct fan for either intake or exhaust ventilation.

How effective is it at reducing odours?

Odour control is the stated purpose, but customer feedback is divided, with some reporting reduced smells and others saying it did not help. Results should not be assumed for every setup.