roughly 2 times bigger. costa rica: 51,000 square kilometers. kentucky: 104,000 square kilometers. roughly 2 times bigger. costa rica: 51,000 square kilometers.
Whole house water heaters are installed in a single location and supply the hot water for all fixtures and appliances in the home. Both tankless and tank-type water heaters can serve as whole-house systems, costing an average of $679 to install.
The real costs are the installation and new venting or plumbing that might have to be installed. Other options are using a tankless hot water heater (about $500), or a solar thermal hot water heater which is about $4,000, but may save $500-$1,000 a year in energy cost.Tankless water heaters heat âinstantlyâ only the water you draw.or an installation with no demolition or extra venting, you should expect a labor charge for 2 hours at a bare minimum. If extra pipes and venting do need to be installed, expect the hot water heater installation cost to be a bit more. Be careful when getting estimates.