5' DIY Concrete Crack Injection Kit. The concrete crack injection kit includes all the products, accessories, and instructions to allow for the repair of up to 5' of leaking basement wall cracks. The kit includes 2 jars of removeable surface seal, 1 tube of injection urethane, 6 corner/surface ports, gloves, mixing sticks, trowel, written instructions, instructional CD, and nozzle. Additional equipment needed: STANDARD 10oz CAULKING GUN