Keep Water Off Your Deck. MADE IN THE USA LIFETIME WARRANTY Key Benefits No standing waterElevated center pedestal keeps pots above any runoff. Controlled drainageSloped tray and threaded drain spout send water where you choose. Built for real useHeavy-duty ABS plastic with UV protection for indoor or outdoor environments. Fits most plantersWill work with concrete pots to fabric pots and everything in between. Designed for patios, decks, grow rooms, and commercial plant setups. For larger setups, trays can be linked together or routed to a drain or reservoir. What plant container sizes will this fit? 12" trays fit pots up to 11" across the bottom 15.5" trays fit pots 9" to 15" across the bottom 22" trays fit pots 15" to 21" across the bottom Use the diagrams provided to find the correct size for your container. Setup Notes (optional) Use PVC pipe for straight, stable drainage runs. Use 1” pipe for high flow or large groupings. Add an extra drain line for every 12 trays. Use a pump if sending water to a reservoir.