Takagi Tankless Water Heater Warranty In Poway CADetailsClient Residential ClientCompleted November 2022Timeframe Same Day ServiceLocation Poway CACategoryTankless Water HeaterShare this page... Back To GalleryReplaced a faulty Takagi unit under warranty. We worked with the manufacturer as well as our local suppliers to get the customer a new Tankless Water Heater covered under warranty, our customer only had to pay installation labor. Project Photos