Best Carbon Filter for Grow Room [Complete Reviews 2018]

Last updated on October 3rd, 2018 at 08:17 am

Best Carbon Filter for Grow Room [Complete Reviews 2018]
5 (99.72%) 71 votes

best carbon filterWhat is one of the first things that come to your mind when you hear MARIJUANA?

Probably the smell for most people, yeah?

That sweet cannabis odor that we all love!

Want to skip these informative content? then

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But the same cannabis odor can sometimes get us in trouble as well.

If you want to hide that you are growing marijuana at home from your friends or nosy neighbors, then what do should you do?

We would recommend everyone to buy stealth grow box, these little boxes look like cabinets and drawers. They will not the giveaway that you are growing marijuana inside your house. We have already written a very good post of stealth grow boxes.

There are many instances where one needs to keep the marijuana hidden away from prying eyes. To do that you would need the help of a setup that does not give out cannabis odor.

So, how would conceal the marijuana plant smell?

The answer is – CARBON FILTERS!

Million thanks to the person who made carbon filters, who save our lives when it comes to concealing or eliminating marijuana odor from outhouses and garages.

If you already have a grow room or a grow tent, then you should buy a carbon filter. It will help you a lot to conceal your marijuana plant odor.

But wait!

There are so many choices on the market, how do you decide which one is the best for you?

Here we step in, to help you out choose the best carbon filter for yourself.

We have compiled a very detailed list of Best carbon filter reviews for you, after reading these we are sure that it will be easy to choose the best carbon filter for yourself.

But before we start with the reviews…

Do you know how carbon filters work?

Charcoal or carbon filters are the best odor eliminators. Suppose you fit a carbon filter inside your grow tent, then you would have to attach your carbon filter with the exhaust.

All the air that is being thrown out of the grow tent will pass through the carbon filter which is filled with activated charcoal.

This activated charcoal them chemically absorbs all the odor from the air and lets the air pass. The little carbon molecules are very good at absorbing the marijuana odor and you get odorless exhaust air.

So, now you know how it all works. Great XD

As you could imagine you will need a fan in your to grow tent to push or suck the air out. For that, you can use an inline fan; they are very efficient in ventilating you’re grow room/tent properly. Go HERE to checkout out our Best inline fan reviews. Pair it with these carbon filters, and you will be ready to rock!

Checkout the table below for a very quick comparison between all the carbon filters that we have reviewed in this post. This table only has brief information; please carry on reading to find out the details of each carbon filter.

Best Carbon Filter for Grow Room 2018

ModelAir Flow (CFM)WarrantyLink
Auxo Horticulture 6 inch -- Check Price
Apollo Horticulture 6 inch450- Check Price
Apollo Horticulture 8 inch730- Check Price
Terrabloom 8 inch75090 days Check Price
Terrabloom 6 inch55090 days Check Price
Terrabloom 6 (smaller version) inch40090 days Check Price
Terrabloom 4 inch20090 days Check Price
Yescom 4 inch200- Check Price
Coolgrows 4 inch2401 year Check Price
Coolgrows 6 inch4501 year Check Price
Coolgrows 8 inch7001 year Check Price
Phresh 8 inch7501 year Check Price
Amagabeli Garden 4 inch250- Check Price
Amagabeli Garden 6 inch442- Check Price
iPower 4 inch2002 years Check Price
iPower 6 inch (EDITORS CHOICE)4002 years Check Price
iPower 8 inch7502 years Check Price
iPower 10 inch11502 years Check Price
iPower 12 inch14002 years Check Price
Vivosun 4 inch2001 year Check Price
Vivosun 6 inch4401 year Check Price
Vivosun 8 inch7501 year Check Price
Growneer 8 inch -- Check Price

Best Carbon Filter Reviews – Top Picks for Indoor Growing 

Now that you have looked at what we have in store, please continue to the next section where we will look at each one of them and review them.

Auxo Horticulture 6 inch Carbon Filter Review – Cheap Carbon filter

Auxo Horticulture 6 inch Carbon Filter Review

Auxo Horticulture 6 inch Carbon Filter Review

The first up on our list of best carbon filters is this Auxo Horticulture 6 inch carbon filter. This device can be used as both an intake filter and exhaust filter.

This carbon filter will help you out to eliminate marijuana odor in your grow tent. It is even capable of removing other harming chemicals from the air.

The excellent absorption capability of this 6-inch carbon filter comes from its 1050+ IAV Australian virgin charcoal. This kind of charcoal is one of the best when It comes to odor absorption.

The bottom design of this carbon filter for grow room is cone-shaped to maximize the odor elimination. You can even remove and flip the filter upside down by removing the flange and the bottom.

Along with the carbon filter, the company also provides you with a FREE pre-filter and a filter belt.

The size and the weight of this carbon filter are 14 X 6 inches and 11 pounds respectively.

Pros:
  • cheap
  • Free filter belt and pre-filter
  • Reversible smell filtration possible
  • Uses 1050+ IAV Australian virgin charcoal
Cons:
  • No warranty
  • No air flow information

This is a very cheap 6-inch carbon filter that will work for odor elimination. Although there is no warranty and other information about the product, you may want to buy it just because a few people who bought it have given good reviews on Amazon. It’s cheap, and it works!

 

Apollo Horticulture Carbon Filter Review – Premium Carbon Filter

Apollo Horticulture 6 Inch Premium Carbon Charcoal Air Filter Scrubber review

Apollo Horticulture 6 Inch Premium Carbon Charcoal Air Filter Scrubber review

Apollo horticulture is one of those few companies that produced a lot of quality marijuana equipment like lights and grows tents.

You can always trust their products to be high in quality and efficiency.

This carbon filter has Australian raw carbon inside it to completely mask the marijuana odor in your grow room. It is great for absorbing all kinds of smells and is very effective.

This carbon filter for grow room is made out of high-quality aluminum which gives it high durability, lifespan, and superior lasting effect.

Regarding the usage, it is very easy to install and use this best carbon filter. It is a plug and plays kind of device that you can use it as soon as you unpack it.

Are you afraid of the chemicals in the air? Then you should not worry as this carbon filter can absorb all the chemicals and toxins from the air.

The carbon that is used in this carbon filter is called RC 48 Virgin Activated Carbon. It is a 50 mm layer of carbon to absorb the odor completely.

There are two sizes available for this carbon filter. Check out the following table to see the differences and specifications:

Size Air Flow Dimensions Weight

6 inch 450 CFM 9.75 X 21.5 inches 18.65 pounds
8 inch 730 CFM 11.75 X 25.5 inches 27.5 pounds

Pros:
  • Trusted manufacturer
  • High-quality aluminum
  • High absorption activated carbon
  • Good reviews by customers
  • Budget-friendly
Cons:
  • No mention of warranty

Overall
If you already have Apollo horticulture equipment, then you would know that their equipment is good and long lasting. In which case you should buy this carbon filters. If you are first time buyer, then you can trust the company to provide you with good stuff.

6 inch and 8 inch

Terrabloom carbon filters reviews – Wide variety of sizes available

Activated Charcoal Carbon Filter reviews

Activated Charcoal Carbon Filter reviews

Terrabloom has released a wide array of sizes in their carbon filter product. You can buy small ones as well as big ones from Amazon.

The company only uses the best of the best carbon to manufacture these carbon filters. They have used RC 48 Charcoal carbon from Western Australia for their carbon filters.

The layer of carbon inside the filter is 46 mm thick and is packed with the help of a machine to get extremely minute granules.

What that does is, it increases the lifespan of the carbon filter and also provide quality filtration of smell.

You can use this carbon filter for many different uses like: remove cigarette smoke, remove plant-based allergens, remove the foul smell from kitchen or garage, etc.

All the models have different ventilation rates, weights, and sizes. We have attached a table at the end of this review which compares all the specification of various models.

With a good fan, you can be sure that Terrabloom carbon filters will remove all kinds of odor from your grow area.

With the purchase, you will also get free accessories like 2 X machine washable pre-filters, flange and aluminum base.

The warranty that you get with the carbon filters is for 90 days.

Size Air Flow Dimensions Weight

8 inch 750 CFM 8 X 24 inches 22.9 pounds

6 inch 550 CFM 6 X 24 inches 18 pounds

6 inch 400 CFM 6 X 16 inches 13.15 pounds

4 inch 200 CFM 4 X 12 inches 7.25 pounds

Pros:
  • 90-day warranty
  • A wide variety of sizes available
  • Very high ratings on Amazon
  • Top quality carbon used
  • Affordable
Cons:
  • None that we could find

Overall
These are really good carbon filters when it comes to options. Terrabloom has given you four different sizes to choose from depending upon the size of your grow room. With a three month warranty, these carbon filters are worth buying.

Check the lowest price on Amazon – 8 inch6 inch6 inch (smaller version)4 inch

 

Yescom carbon filter – an affordable option

Yescom 4 Hydroponic Coconut Shell Air Activated Carbon Filter Odor Control Scrubber for Inline Exhaust reviews

Yescom 4 Hydroponic Coconut Shell Air Activated Carbon Filter Odor Control Scrubber for Inline Exhaust reviews

If you have a small grow tent or a small grow area then this 4-inch Yescom carbon filter will be good for you. It is cheap and has four stars as ratings on Amazon.

This is a coconut shell activated carbon filter with a 10-inch length. It is safe and efficient in operation.

The designers have kept a 53% open hole area in order to allow more air to pass through the carbon filter and hence increasing the odor elimination.

You will also get three cotton filter pads on the outside of the carbon filter to prevent the carbon from leaking outside.

This little carbon filter is self-sufficient and does not need any kind of maintenance. They will provide you with a prefilter and 3 elastic ropes as well.

Pros:
  • Lightweight and compact
  • Cheap
  • High reviews
  • High absorption
  • Large open hole area
Cons:
  • Not suitable for big grow tents or grow rooms
  • No warranty

Overall
This 4 inch carbon filter for grow tent is suited to people who have little odour elimination needs. It is small, lightweight and works well. along with all that, it is very affordable. Therefore, if you are testing out a carbon filter then you should buy this and check it for odour elimination inside your grow tent.

 

Coolgrows Carbon Filter Review – Excellent 4.3 stars out of 5 on amazon

CoolGrows Air Carbon Filter reviews

CoolGrows Air Carbon Filter reviews

Want a carbon which is very cheap but still rated very high by its customers?

Then this Coolgrows carbon filter for grow room is the best! It is best carbon filter under $40 and it has earned 4.3 stars on amazon by its buyers.

Cool, yeah?

The inner and outer open area is about 53%, which helps it to pass more air quickly increasing its flow rate. The carbon is packed so dense that it enables the carbon filter to filter 99.8% air that passes through it.

The carbon that is used in this best carbon filter for grow rooms is 1050+ Australian virgin charcoal bed carbon. It is excellent at absorbing all kinds of smell and chemicals in the air.

You can use this carbon filter in your bathrooms, kitchens, garages or grow tents.

The structure of this carbon filter is made out of galvanised sheet steel which is a bit more durable and stronger than aluminium. This premium zinc anodized steel will not corrode and will last you many years.

You can even buy this model in different sizes of 4, 6 and 8 inches. We will put a little comparison at the end of the review for you.

Best part?

This manufacturer actually gives you a warranty of 1 year from the date of purchase!

Size Air Flow Dimensions Weight:

4 inch 240 CFM 7 X 12 X 10 inches 6 pounds
6 inch 450 CFM 9 X 9 X 18 inches 14 pounds
8 inch 700 CFM 8 X 8 X 20 inches 27 pounds

Pros:
  • 1 year warranty
  • Made with zin anodized galvanised steel
  • Various sizes available
  • Very cheap
  • 1050+ IAV Australian virgin charcoal
  • High ratings
Cons:
  • No specification found on official website

Overall
This is really a good deal for beginners. It is cheap and it is made with strong materials. If you love reviews then you would definitely like this one as it is loved by all the buyers. Buy it now and use it stress free as you get a 1 year warranty as well.

Checkout the lowest price on amazon – 4 inch6 inch8 inch

Phresh Carbon Filter Review – high end carbon filter

Phresh Filter reviews

Phresh Filter reviews

This is an 8 inch carbon filter by Phresh. It is a high end premium product which has earned 3.9 stars from nearly 900 happy customers on amazon.

Let talk about the carbon first, this carbon filter uses RC 48 type activated carbon which is obtained from certified virgin carbon bed in Australia.

The flange and the pre filter are provided by the manufacturer in the package. You will not be able to remove the flange as it is riveted to the filter.

The good thing about this carbon filter is that it comes in a sealed bagged package to prevent any kind of damages. It will affect the durability and life span of the carbon filter.

The unique anti air bypass system is also included in the carbon filter. The layer of carbon inside the filter is 48mm thick in order to trap all the odour that the air has.

The air flow is highest because of the cone shaped internal base of the filter. They also have incorporated 51% free space in the hole to promote more air flow rate.

The air flow rate of this carbon air filter is 750 CFM. The weight and the size of the packaging is 25.6 pounds and 12.5 X 12 X 25.6 inches respectively.

You will get a 1 year warranty with the purchase.

Pros:
  • 1 year warranty
  • High rating
  • Unique anti air bypass system
  • High quality carbon used
Cons:
  • Might be costly for new beginners

Overall
If you are a professional and want a really good option for your carbon filter then this is a good choice. It has high quality carbon inside it as well as high air flow rate. The warranty will cover all the mishaps if they happen. Checkout their amazon page to see videos of this best carbon filter.

Amagabeli Garden Carbon Filter Review – Highly rated product on amazon

Amagabeli 6 inch Carbon Filter Odor Control reviews

Amagabeli 6 inch Carbon Filter Odor Control reviews

This Amagabeli Garden carbon filter comes in two different sizes and has been rated at 4.5 out of 5 stars on amazon by the buyers.

It is very durable as it is made out of galvanised steel material and will last long from germinating seeds to harvesting buds. You can easily mount this carbon filter with the provided Velcro straps.

The carbon that is used to eliminate odour is 1050+ IAV Australian virgin charcoal bed and is packed by a machine. This machine packing enables almost 99.8% air to be filtered.

Also, the manufacturer has provided a 55% open area in order to increase the air flow rate.

This carbon air filter is really good at removing the pungent smell in grow rooms, you can even it in bathrooms, kitchen, drying room and many other places.

Best feature?

Reversible smell filtration.

This is the ability of the carbon filter to be used an intake filter and exhaust filter. You can use this carbon filter outside the grow tent to provide odourless air to the plants of use it inside the grow tent to eliminate all odour from the air that is going out of the tent.

Size Air Flow Dimensions Weight
4 inch 250 CFM 4 X 7 X 13.4 inches 7.2 pounds
6 inch 442 CFM 6 X 8.8 X 17.3 inches 14.65 pounds

Pros:
  • High ratings
  • Two sizes available
  • Budget friendly
  • Good quality construction material used
  • 1050+ carbon
  • Reversible smell filtration
  • 55% open area
Cons:
  • No warranty

Overall
This is a nice budget friendly option available for those of you who want to use carbon filter for exhaust as well as intake. If you want to switch it out after a little use then this is a great option. Not all carbon filters are reversible smell filtration enabled. Checkout of their amazon page to see the latest prices.

Checkout the lowest price on amazon – 4 inch6 inch

iPower Carbon Filters Review – EDITORS CHOICE for the best carbon filters

iPower Inch Air Carbon Filter Odor Control reviews

iPower Inch Air Carbon Filter Odor Control reviews

Without a doubt iPower is one of our most favourite companies that make marijuana equipment. Be it LED lights, grow tents or carbon filters, they make really good and long lasting equipment for indoor marijuana growing community.

This iPower carbon filter range is the best carbon filter range in the market right now, as per out liking. You get various different sizes for your usage. Although we would recommend you to by the 6 inch model, because it is perfect for everything, not too small nor too big.

So, let’s look at the features yeah?

This best carbon filters come in 5 different sizes and we will give you a little comparison at the end of this review, be sure to check that out to see which model is perfect for your requirements.

All the models use 1050+ IAV Australian RC 412 activated carbon in them. This is one of the most absorbent carbon found in the world.

Best thing?

2 years warranty!

You get a very long warranty, generally you don’t get this long warranty with any other brands carbon filters. The reversible flange and the base have extended life span. They have also included a prefilter in the package.

The layer of the carbon inside the filter is 50mm thick, thickest of all the carbon filters out there in the market. This thick layer of carbon will absorb all kinds of odours, chemical and toxin in the air.

What else?

The inner and outer mesh have 53% open area, this open area promoted more air flow rate and hence faster and better odour elimination.

Checkout the following table to see the difference in all the models:
Size Air Flow Dimensions Weight
4 inch 200 CFM 4 X 12 inches 6 pounds
6 inch (EDITORS CHOICE) 400 CFM 6 X 16 inches 11 pounds
8 inch 750 CFM 8 X 20 inches 16 pounds

10 inch 1150 CFM 10 X 39 inches 40 pounds
12 inch 1400 CFM 12 X 48 inches 45 pounds

Pros:

Large 12 inch size available

  • 2 years warranty
  • Our favourite brand
  • Very high ratings
  • RC 412 carbon used
  • Effective odour control
  • Removes toxins and chemicals from air
Cons:
  • None

Overall
If you are confused then you should just go with the iPower carbon filters. They are durable, efficient and does not cost a lot. We love all the products made by iPower, they will always give you good stuff. Above all that, you get a 2 year warranty with this carbon filter. What more can you ask? Go and buy it today!

Checkout the lowest price on amazon 4 Inch, 6 Inch, 8 Inch, 10 Inch, 12 Inch

Vivosun Carbon Filter Review – Best Brand of marijuana equipment

VIVOSUN Air Carbon Filter Odor Control with Australia Virgin Charcoal for Inline Fan reviews

VIVOSUN Air Carbon Filter Odor Control with Australia Virgin Charcoal for Inline Fan reviews

Vivosun is one of the best brands out there for marijuana equipment like LED grow lights, grow tents, etc.

Almost all of the product that they manufacture are high quality and long-lasting products. These carbon filters come in various sizes and models. For this review, we have included the three sizes: 4 inches, 6 inches, and the 8 inches. You can see the table at the end of this review to see what each one offers.

All of the models have 1050+ RC 48 Australian virgin activated charcoal in it. This is one of the best carbons out there for odor absorption. The optimum surface area per carbon particle makes it absorb all the containments in the air as well as chemical toxins.

You can also stop worrying about chemical irritants and pungent smell from your marijuana grow tent. You can use it grow room, grow tents, kitchen, bathroom, and many other places.

The best thing about this carbon air filter is that it can be used both as an intake filter as well as an exhaust filter. The flange and the base are switchable to increase the life span of the carbon filter.

The package will include a carbon filer, carbon filter belts, and changeable Velcro pre-filter. All the models come with a 1-year standard warranty.

Size Air Flow Dimensions Weight
4 inch 200 CFM 4 X 14 inches 7.15 pounds
6 inch 440 CFM 6 X 18 inches 14.11 pounds
8 inch 750 CFM 8 X 22 inches 20.2 pounds

Pros:
  • High reviews
  • Trusted manufacturer
  • Can be used as intake as well as exhaust filter
  • Flange and base are switchable
  • High-quality carbon
  • 1-year warranty
  • Budget-friendly price
Cons:
  • None

Overall
Other than iPower this is one of the manufacturers that we love. They make great marijuana equipment. All of these carbon filters are of good quality and serve you well. Choose the right size according to toy our needs, and the size of your grow room.

Checkout the lowest price on amazon 4 Inch, 6 Inch, 8 Inch

Grower 8 inch Carbon Filter Review – Good Mid-range product

Growneer 8 Inch Inline Fan Carbon Filter with Reversible Flange Odor Control review

Growneer 8 Inch Inline Fan Carbon Filter with Reversible Flange Odor Control review

This Growneer carbon filter has a whopping 4.6 stars out of 5 from the buyers. Which indicates that everyone who bought this carbon filter has loved it very much.

It is an 8-inch carbon filter so that it will be enough for almost all of you guys.

This carbon filter is good at soaking all the foul smells and other chemicals in the air. It uses Australian raw carbon: 1050+ IAV virgin Australian charcoal. This amazing carbon is excellent at odor absorption.

The base design of this carbon air filter is cone-shaped to accommodate more air flow rate and as a result faster odor elimination. You can use it in your indoor gardens, grow tents or smoke eliminations.

You can even remove the flange and the bottom to reverse the charcoal cannister. This will help you use this carbon filter as reversible smell filtration device, and it will also increase the service life of the filter.

Isn’t cool it?

The package will include filter belts and pre-filters. The weight of this carbon filter is 18.1 pounds, and the dimensions are 21.7 X 13.8 X 11.9 inches.

Pros:
  • Reversible smell filtration possible
  • Uses high-quality Australian 1050+ carbon
  • High reviews
  • Cone based bottom shape
  • Excellent at odor control
Cons:
  • No warranty
  • No air flow rate specifications

Overall
If you want to go with a standard mid-range carbon filter, then this is not a bad choice. It has one of the best odor absorbent carbons in the world. It will do its job of eliminating odor with complete efficiency. Along with that, you can even use it as a reversible flange and base setup to increase the lifespan. Why not buy it and test it out?

Conclusion

This was not the complete list of the best carbon filters on the market. There are many other brands and products on the market that you can buy.

But we have tried our best to bring out the all the excellent products that we find price worthy. These carbon filters are the very best according to us.

Although if you are going out buying some other carbon filter on the market then make sure that you read enough reviews and do your research before buying them.

We hope we have helped you out choosing the best carbon filter for yourself, although we would also like to recommend you out favorite product as well.

Anyone who is confused as to which carbon filter to buy can just go out and buy the iPower 6-inch carbon filter.

It has been given a rating of 3.9 stars on Amazon by more than 600 happy customers. This shows us that it indeed is a really good product. With two years of warranty, you can be stress-free when using it inside your marijuana grow tent. So, go on buying it and tell us how much you love it!

Happy shopping!

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