EACH - Current Culture Bulkhead 3 inch Spin Tight - For 13 Gallon Modules (Sold Individually) - Free shipping

improve ease of use and increase the longevity of the growth mods by reducing the stresses incurred on the plastic. These extremely useful bulkheads can be used in a wide variety of applications such as hydroponics, aquaculture or anywhere there is a need to create a union between large reservoirs of water or nutrient solution. These exceptionally durable bulkheads are made in California of 100% recycled Zenoy plastic.