Evenings near the foothills cool off quickly, so a heater that will not light is a common reason Glendale homeowners call PureRidge Builders. We test the igniter, pressure switch, flow sensor and gas supply, and we inspect the heat exchanger for scale or corrosion that cuts output. Pool heater repair and installation is our most requested job up in La Crescenta-Montrose, where pools see more cold nights than the valley floor. We also take on salt water system repair when a cell stops producing chlorine, and pool pump repair and replacement... read full review »