Check the listing for details. Arborists Tree Injector Tree Defend 2-liter kit w/Brass Valves. Condition: New. Listed at 750.00 USD. Tree Defend Tree Injector 2-liter with Brass Valves Designed by an Arborist for Arborists Free shipping through 4/30/2021 The 2-liter Tree Defend kit is set up for trees up to 26 inches in diameter. It can be easily expanded and customized to handle larger or smaller trees. We have designed the system for durability and ease of maintenance. A must-have tool for the arborist who demands reliability for high production work. This injector can be used to treat a variety of tree diseases and insect pests. It can also be used to inject nutrients or hormones into trees. This is an ideal size for nutrients or fungicides that require slightly more dilution. The kit includes a 2-liter reservoir with integrated air pump and pressure gauge, tubing harness with 12 brass valves and injector tubes, and a double outlet. The kit also includes insertion tool, spare injection tube, 1 brad-point drill bit(1/4-inch), instruction manual, and stake to stabilize reservoir on uneven ground. See product video at treedefendr.com Advantages of the Tree Defend system: Viton seals in tank and pump for durability Re-usable, no disposable parts to buy No plastic left in the tree The whole system is compact Compatible with a wide rang of chemicals used in tree care System is easily expanded for larger trees with our affordable expansion kits System is easy to use and maintain Lever ball valves let you know at a glance if valves are open or closed Built in pressure gauge lets you know the pressure at a glance Machined brass injector tube seats in 1/4-inch hole; use commonly available 1/4-inch brad-point drill bits Pump is integrated into reservoir, no extra pump or compressor to carry around Linear valves and large injection tubes reduce clogging Ready to use, no separate parts to buy Wide mouth reservoir/no funnel needed Made in USA One year warranty