In this podcast, Reuben and Tessa discuss the problems with chimneys and the venting of exhaust gases from appliances. It highlights the issues with older masonry chimneys and the need for proper venting with more efficient appliances. They also discuss the importance of chimney liners for gas appliances in older homes. They highlight the potential dangers of not properly venting gas appliances and the risk of condensation and chimney deterioration. They emphasize the need for HVAC contractors to go beyond simply connecting appliances to the chimney and to ensure proper venting. The conversation concludes with a reminder for homeowners to consider the potential unintended consequences of upgrading their heating systems in older homes.TakeawaysOlder masonry chimneys are not suitable for venting more efficient appliancesClay tile liners protect the chimney from corrosionCondensation and back drafting can occur when the chimney is not properly heatedModifying the chimney is necessary to accommodate the lower heat output of newer appliances HVAC contractors often need to pay more attention to properly vent gas appliances, leading to potential problems with condensation and chimney deterioration.Installing a chimney liner is necessary for gas appliances in older homes to reduce condensation and ensure proper venting.The cost of installing a chimney liner can vary depending on the height and accessibility of the chimney.In some cases, it may be more cost-effective to install a power vent water heater instead of lining the chimney.Homeowners should know the potential unintended consequences of upgrading their heating systems in older homes.Chapters00:00 Introduction and Background04:59 The Dangers of Improper Venting08:40 The Importance of Awareness and Education09:58 Efficiency of older and newer appliances10:33 Preventing Chimney Venting Issues11:54 Chimney temperature and exposure to elements14:40 Dangers of condensation and back-drafting15:44 The need for chimney liners20:29 Installing metal liners24:55 Power vent as an alternative to liners27:12 Unintended consequences of energy efficiency upgrades29:19 Importance of hiring a chimney contractor

Ver todos los episodios