12 - 250-mL UPR cartridges; 16 - mixing nozzles; 18 - green-treated wood blocks; 1 - roll of stretch wrap; 4 - pairs of gloves; 1 - instruction sheet . Extends Pole Life Polywater® UPR™ Utility Pole Repair makes it easy to repair woodpecker damage and pole line hardware holes on utility poles. The UPR Utility Pole Repair resin and hardener are specially formulated to expand and fill irregular-shaped cavities to protect poles from rot.