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House boiler, water heater, expansion tank and other pipes. newmodern independent heating system in boiler room - Energy Trust of Oregon
![Bought a house and replacing this 30 year old oil system with natural gas. Want to go with an on demand hot water/combi boiler system. Looking for recommendations and personal experiences : Bought a house and replacing this 30 year old oil system with natural gas. Want to go with an on demand hot water/combi boiler system. Looking for recommendations and personal experiences :](https://i.redd.it/73sbax76nvu51.jpg)
Bought a house and replacing this 30 year old oil system with natural gas. Want to go with an on demand hot water/combi boiler system. Looking for recommendations and personal experiences :
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