This drip watering vegetable garden kit ideal for raised bed vegetable gardens. Better growth higher yields less water. Mini in-line drippers for custom placement. Waters up to 150 square feet. Includes everything for complete installation. Kit includes 75-feet 1/4 inch tubing, 25-1/2 GPH mini in-line drippers, 4-1/4 inch tube end clamps, 3-1/4 inch barb tees, 1-1/4 inch barb connector, 2-1/4 inch barb elbows, 1-3/4 inch swivel adaptor, 1 10 GPH flow control,1 filter washer and 1 handbook.