List of largest stars. Not to be confused with List of most massive stars. Below is a list of the largest stars so far discovered, ordered by radius. The unit of measurement used is the radius of the Sun (695,700 km; 432,288 mi).
1 According to HomeAdvisor.com, the average cost nationwide to repair a swimming pool heater is about $400 to $600.2  Based on the type of repair and local pricing, however, actual repair costs could be significantly higher or lower. 3  A recommended annual pool heater tune-up costs $100 to $200.eated pools allow for a longer swimming season than non-heated pools, but they have a higher cost of ownership. In addition to the fuel needed to run a swimming pool heater (at least if itâs electric or gas; free-energy solar heaters are also available), mechanical upkeep is also required.
The Average Cost to Repair A Water Heater. When a water heater breaks down, the average cost of a repair is $455. Most homeowners pay between $365 and $540 to have their broken hot water heaters fixed. The final cost of having a water heater repaired will depend on the type of water heater, the scope of the problem and whether additional repairs to the natural gas supply, plumbing or electrical systems are needed.