Typically tank water heaters have their gas connection near the floor and the water lines near the ceiling with tankless the connections are all along the bottom face of the machine.
Tankless water heater with 1 2 gas connection.
In short installation isn t usually as simple as just plugging and playing.
4 0 out of 5 stars 90.
Takagi is now owned by ao smith.
18 w x 14 3 4 h x 4 1 2 d.
Tankless water heaters provide hot water on demand.
Gas is so cheep now that even if a tankless had 30 decrease in gas costs you would only save about 100 a year.
Simply locate the appropriate water heater sizes on ecomfort using your information.
Gas water heaters are typically installed in areas where electricity is more expensive than liquid propane lp or natural gas.
There is a lot of extra cost in potentially upgrading the gas line and new venting.
Since they are not constantly heating and reheating water in a tank they are more efficient than water heaters with a storage tank.
Rinnai tankless water heaters are designed to provide maximum performance and efficiency using either a 3 4 or 1 2 gas line as long as sufficient gas flow is available.
Below we ve highlighted what size water heater you would need in our example of 6 5 gpm at a 63 f temperature rise.
Rinnai super high efficiency plus 9 8 gpm indoor natural gas tankless water heater.
Gas tankless water heater connection kits kits come with dual or single union service valve set high btu gas connector full port gas ball valve thread sealant and leak solution packaging specifications.
I can not answer the 1 2 in question but having priced out a tankless hot water heater there is not any savings in the long term.
Many of the accessories are sold under the ao smith label with identical part numbers to the takagi counterparts.
An undersized gas line can stress a tankless system and possibly reduce its lifespan all rinnai tankless water heaters are equipped with technology that safely ceases operation if they detect an inadequate gas flow.