Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.
Both systems working properly in heat mode at this time. The upstairs system is 17 years old and is showing 6ppm of carbon monoxide. I would recommend replacing this system. I would also recommend adding surge protection to the downstairs system.