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Sunday, September 15, 2019 Matt D. Connecticut

Entry 180 of 210  
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Entrance Door View

Here the plant has just been removed along with the carbon dioxide enrichment systems, as I start clearing things out to get ready for the pumpkin harvest.

The Door = ZipDoor®
To get in and out of the structure while still having the option to “seal” the doorway required some innovation. I settled on getting a ZipDoor® Standard Door Kit for each side of the structure. It fits the requirements well, but the actual zipper needs some tape reinforcement to hold it in place.

Insect Netting over Vent = Protek Net Insect Netting in the 25 gr model
This is Protek Net Insect Netting in the 25 gr model. Some of the specifications are that it has 0.35mm x 0.35mm mesh size with 62% porosity, 90% light transmission, and a 2-3 year stated lifespan. This fine mesh was selected to provide a physical barrier to small insects such as aphids, thrips, white flies and mites but required the special boxes to not restrict overall air flow.

HAV Fan (top of structure)
This Atlas HAV (Horizontal Air Flow) 18” and 1/10hp, 1 amp fan moves 1790 CFM (Cubic Feet per Minute) at 1600 RPM (Revolutions Per Minute) which, will run 24-hours a day so even when the large yellow exhaust fan is off, so the air will continually be mixed.

Venting Fan (large yellow)
The large yellow fan is a Dayton outdoor mobile air circulator that has 42” diameter blades and has two speeds of 9,000cfm and 15,000cfm.

CO2 mixing fan (black fan on ground)
Under the scaffolding is a black 20” Hurricane Pro Heavy Duty Orbital wall/floor fan that is rated at 4,500cfm and a max 1,400rpm. This fan is pointed at the plant and is intended to help mix the carbon dioxide that will be supplemented. This fan oscillates inside the protective wire cage which is a nice feature.
 



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