Wilma drip irrigation systems are designed to provide high yields in as simple a way as possible. Available in a range of sizes to suit the modern grower, the Wilma has been developed to include. Improved spacing between pots - A handy nutrient mixing tap - Easier access to the reservoir. DIMENSIONS ARE 60 X 60cm. 1x Wilma Tank 30 Litre.4x Wilma 11 Litre Square Pot. The item "Wilma Small 4x11 Litre 4 Pot Complete Dripper System Hydroponics Grow Tent Kits" is in sale since Tuesday, July 24, 2018. This item is in the category "Garden & Patio\Hydroponics & Seed Starting\Other Hydroponics". The seller is "cm_hydro" and is located in Bishop's Stortford. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Canada, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Chile.