Restrictive covenants are not considered illegal, but restrictions that are particularly exacting have been found to limit the ability of an individual to do business. In these cases, some courts have found a specific restrictive covenant agreement not to be valid. That is, the court in question would not hear the case.
1 Because tankless water heaters require a 220V/240V electrical outlet or larger gas pipes than found in an average home plus a stainless steel ventilation system, installation can add $1,000-$3,000 or more, bringing total costs to $1,800-$4,500. A central tankless water heater providing hot water for an entire house can cost $800-$3,000 or more, depending on gpm capacity and whether it's gas or electric, plus features like a safety temperature lock or a remote control.
Consumer Reports tested Takagi and Noritz gas-fired water heaters that ranged from $800 to $1,150. Consumer Reports tested Takagi and Noritz gas-fired water heaters that ranged from $800 to $1,150. Lowe's listed several gas-heated models of Bosch tankless water heaters that ranged from $432 up to $1,489. Lowe's also listed electric tankless water heaters that ranged from $236 to $699, though their heating capacities were significantly lower than those of the natural gas models.