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How long does a carbon filter last in a grow tent? 420 Guide

What Is A Carbon Filter & What Does It Do?
Simply put, a carbon filter is a unit which sucks in air and is designed to filter it. Activated carbon, usually in the form of charcoal, is one of the best odor absorbers out there, plus it also has the ability to absorb a lot of airborne pathogens, such as bacteria, viruses, mold, and other such things too.

They often come in the shape of a cylinder and contain activated carbon. Now, you can purchase carbon filters with the air fans included, and separate fans and carbon filters too. However, you do need a fan to either suck or push air through the filter.

The bottom line is that if you have a grow room and you want to reduce odors, and reduce the risk of disease, a carbon filter is a big time grow room requirement.

Carbon filter size calculator
When using a carbon filter for grow tent or grow room it’s recommended to get a filter that will match the area of the intended grow.

You will also want to clean the air a certain amount of times per hours for proper removal off odor, and overall plants health.

Some grower go for 30 times an hour other go for 60 times an hours ( recommended)

A simple calculation is used to determine the size.

The formula is:Length X Width = Area , Area X Height = Total Volume ( cubic feet)

How Long Does a Carbon Filter Last in A Grow Room?
First thing first, the entire carbon filter never goes out of order, only the activated charcoal does.

However, usually activated charcoals last for around 24 months of regular use. But we have seen people use a carbon filter for 10 years with just one refill. On the other hand, sometimes, it needs to be replaced once in a year.

The lifespan of a filter is an important aspect to consider when selecting an air filter or air purifier technology to utilize when controlling odors in an indoor cannabis grow house or facility. Cannabis grow facilities are infiltrated with an array of different airborne pollutants that will taint the indoor air quality and lead to odor issues throughout the surrounding areas of this cultivation site. Researchers have long known that VOCs emitted by plants can contribute to smog and when these VOCs mix with nitrogen oxides it can create an even more hazardous pollutant in the air – ground-level ozone.

When these chemical VOCs are present in the airspace of the indoor environment it will travel throughout the air and will taint air quality while emitting an odor – like the VOCs terpenes that create that pungent marijuana odor in the air. The carbon air filters, when used in an environment like a cannabis facility will likely not consist of the longest lifespan due to the heavy levels of pollutants found in the air that the carbon filter must attach to its media surface. As the media surface of the carbon filter begins to fill with collected contaminants and odors, the filter will become completely full and saturated, which will result in the re-release of the collected contaminants on the filter back into the indoor air – this has been compared to that of a sponge.

In case you’re looking forward for changing frequency of a air filters of other types, here is a quick roundup-

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