What you will get: Pack comes with 4 threaded dividers for rain barrels, water tanks or aquariums, faucets, etc. to bring convenience to your everyday life Size Information: Double Thread Bulkhead Fittings are 3/4" Male and 1/2" Female Models for Most Items; Check Size Before Ordering High Quality Material: The water tank joint thread separator is made of high quality PVC material, which will not fade, crack or peel, so it is durable and will serve you for a long time, giving you a good feeling of use Easy to install: First need to drill a 25-26mm hole for installation, then assemble the PVC bulkhead and hose adapter together; no doubt it is easy to operate Multipurpose Tool: The threaded divider will adapt to the shape of the round bucket, keeping your bucket fresh from season to season; it is suitable for commercial and industrial use