AC Infinity Ducting Collar Size:4-INCH *Part of a 2-Part Grow

*Part of a 2-Part Grow Formula - Use with Athena Grow B

such as lighting adapter only configurations

1 angle piece 8-8 mm

This is especially important for the microbes that depend on trace minerals as catalysts in order to produce enzymes that enable critical biochemical transformations

The Complete Nutrient Pack has the entire FloraFlex nutrient lineup to grow like the pro's and follow the FloraFlex growing system

AC Infinity Ducting Collar Size:4-INCH *Part of a 2-Part GrowA ventilation retrofitting accessory designed to connect ducting to flat surfaces and redirect exhaust to the outside. Each duct collar is made of galvanized steel that can weather extreme temperatures and is finished with a corrosion resistant zinc coating. Its pipe ending features fluted and ridged rims with a raised lip that provides a strong grip on flexible or rigid ducting. The collar end is flat and will lay flush against any flat surface