Check the listing for details. Reservoir Quick-Connect Bulkhead Fitting (8mm). Condition: New. Listed at 14.00 USD. Description High quality, easy to use bulkhead fittings that automatically stop the water when a line is disconnected. Just a quick twist connects or disconnects supply tubing. These are a little expensive but pay for themselves quickly if you need to change lines frequently. Great for flushing by letting you quickly change from a reservoir with nutrients to one with just water. Also very helpful if you use different nutrients at different times. We also have adapters so you can connect these to 3mm or 1/4" line.Use a 5/8" drill bit to install these into any container of your choice. - Shipping & Delivery We offer free shipping for this product within the continental US. For standard shipping, we strive to process orders within 1 to 3 business days. For USPS as a shipping option, expect delays. For International orders this listing uses Ebay's Global Shipping Program. Returns A 30-Day Return Policy is offered on this purchase. If the item you purchased was damaged, faulty, or doesn’t match the listing description a full-refund or an exchange is available. Buyers are responsible for paying the return shipping if an item is returned for any other reason. Buyers are responsible for returns for items shipped outside of the USA unless it doesn't match the listing description. Feedback Please contact us if you’re unsatisfied with your purchase. We value your feedback and will work with you to resolve any issue you have as soon as we can.