Surgery - Colorectal. In brief: Yes, most docs can. Most hemorrhoids should first be treated by conservative measures, such as bulking the stools, education to avoid bad habits like straining, sitting for long periods of time, etc.
Either system will have a burner. 23 years may very well be beyond the typical life expectancy of a oil burner, but a furnace or boiler should last considerably longer than 23 years. The boiler of my house here in MA is 58 years old and still works fine. I am starting to consider replacements, however.
How Long Should a Gas Furnace Last? If your gas furnace is more than 15 years old, itâs time to consider whether you need to replace it. The average service life for a gas furnace is 18 years, but some fail after as few as 15 years, while others are still running at 30 years. Key factors affecting service life are wear and tear and regular maintenance.