For many indoor and outdoor growers, the question of whether to reuse soil after harvest is both economic and envir...
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Description
Odour control duct - a vent pipe attachment for ONA Block - ensures continuous fresh air output from the ventilation pipe.
The attachment is installed behind the exhaust fan and several ONA Blocks can be inserted into the opening as needed. All unwanted odors will be effectively and quickly removed before exiting the pipe.
For a pipe diameter of 150mm