Then add up their flow rates gallons per minute.
Gas tankless water heater dimensions.
7 5 gpm energy star certified may be available for rebates.
For example you might not be able to run more than one shower at a time without someone getting an arctic blast of cold water.
Use our handy calculator to determine your needed flow rate and temperature rise then find models that match your needs.
Looking to purchase a new tankless water heater but having trouble figuring out what size or model you need.
That table 1 is intended for natural gas and table 2 is intended for low pressure propane gas supplies.
How to select the right size tankless water heater.
Determine the maximum number of devices you want to run and their total flow rate.
Since i live in boston i should be looking at a gas tankless water heater since they work best in cold climates.
Rinnai rl series he tankless hot water heater.
I wrote a really detailed article reviewing the best gas tankless water heaters for different sized households that you should read by clicking here.
The tables below list the maximum length for both 1 2 and 3 4 gas lines when paired with rinnai tankless water heater models.
In fact it is the most important part of choosing a new unit for your home.
Natural gas or and liquid propane uef efficiency rating.
14 x 9 3 x 23 inches flow rate.