Ducting Collar 4" - Galvanized Steel Gardening Accessories conductivity and temperature of your

conductivity and temperature of your nutrient solution

Ideal for both foliage plants and for the growth phase of flowering and fruiting plants

and hydroponic grows

maintains potency

The coir in Coco Loco behaves like little sponges making water available as needed by the plants

Ducting Collar 4" - Galvanized Steel Gardening Accessories conductivity and temperature of yourA steel ducting flange designed for use with applications like tumble dryers, bathroom fans, and range hoods. Crimped rims and raised lip on the duct opening for enhanced grip on ducting. Flat brim that lays flush against all flat surfaces and creates an airtight seal to keep particles out. Galvanized steel body that is corrosion resistant and can withstand high temperatures. Ducting Opening Diameter: 4 inches Collar Diameter: 7 inches Finish: Zinc