Product includes: delivered with 20 pieces in a bag. Suitable for most 1/2" hoses and 1/4" drip lines Working pressure: up to 1/4" 45 PSI, 8 pieces per bag. One 1/2" pipe can be divided into four 1/4" pipes. À Use with drip tube, drip pipe, etc. drip bubbles and emitter line. Anti-drop design: safe and easy installation. Press the tee grooved into the tube. Secure the tube with screw caps. screw. High quality: High quality, tight fitting recycled material. Our barbed wire tee is made in high quality materials, we have expanded our products. the thickness of the wall. It is durable. Application: Ideal for use in raised beds, residential, agricultural, greenhouse gardening and agricultural irrigation applications.