Tankless Water Heater Gas Inlet Size

The 199 900 btu natural gas tankless water heater is designed to supply continuous hot water for up to 3 bathrooms at the same time.

Tankless water heater gas inlet size.

I ve also briefly searched and learned that a reducer can be placed. So i need to know what size tankless water heater is best for a family of 4. 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. I checked another brand it too has a 3 4 inlet.

Rheem tankless electric water heaters make it easy to enjoy instantaneous continuous hot water space saving design and significant energy cost savings. The rheem eco200xln3 1 outdoor natural gas tankless water the rheem eco200xln3 1 outdoor natural gas tankless water heater can provide up to 9 5 gpm at a 35 temperature rise. Choose the right tankless electric water heater for you. Most demand water heaters are rated for a variety of inlet temperatures.

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. Our builder has told us that we have to have a 1 2 gas inlet. We have decided on purchasing the rinnai ru98i tankless water heater natural gas. I wrote a really detailed article reviewing the best gas tankless water heaters for different sized households that you should read by clicking here.

However this model has a 3 4 inlet. Gas tankless water heaters are able to produce a larger temperature rise per gpm than electric models. Since i live in boston i should be looking at a gas tankless water heater since they work best in cold climates. Tankless water heaters are intended to heat potable drinking water only and the inlet water to a tankless unit should not be pre heated.

Just follow the three simple steps below to choose the right model and size you need.