Learn general information about the symptoms of IBS! Symptoms. The symptoms vary between individuals and affect some people more severely than others. They tend to come and go in periods lasting a few days to a few months at a time, often during times of stress or after eating certain foods.
Typical costs: An electric baseboard heater costs $25-$200 per unit, depending on options such as a programmable thermostat or hydronics (running the heating element through a closed-loop heat-transfer liquid for a more lasting warmth).
1 If ductwork must be completely replaced or added inside intact walls, installing gas central heating can cost $2,700-$12,000 or more with a standard-efficiency furnace, or $3,500-$22,000 or more with a high-efficiency unit. A building/mechanical permit is usually required to replace a furnace. 2  Permit and inspection fees are typically about $50-$300, but can cost more in some locations. 3  Many contractors include getting the proper permits and inspections as part of the installation process, but might bill for these fees separately.