How Difficult Is Installation of a Rinnai Tankless Electric Water Heater?
The installation of a Rinnai tankless electric water heater is really quite simple. However, we strongly recommend that you should get the service of a licensed electrician and a plumber for installing your Rinnai electric tankless water heater.
It is not that only they can do the job, and that the job is too complicated . The fact of the matter is that the installation does not need any special training or experience, and even a local electrician or a plumber can do it.
 Rinnai Tankless Water Heater R75LSIN Interior Natl Gas US $1,125.00 
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 Rinnai Tankless Water Heater R94LSIN Interior Natl Gas US $1,299.00
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 Rinnai Tankless Water Heater R75LSIP Interior LP Gas US $1,125.00
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 Rinnai Tankless Water Heater R75LSe Exterior Natl Gas US $1,090.00
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 Rinnai Tankless Water Heater R94LSe Exterior Natl Gas US $1,290.00
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 Rinnai Tankless Water Heater R75LSEP Exterior LP Gas US $1,090.00
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 Rinnai Tankless Water Heater R94LSEP Exterior LP Gas US $1,290.00
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 Rinnai Tankless Water Heater R94LSIP Interior LP Gas US $1,299.00
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However, there are certain advantages by getting the work done by a professional. One is purely psychological, that with installation having been done by a professional, the householder will feel relieved and secured. The other factor is that a professional always has an edge over the local electrician or plumber, due to his exposure and experience. A licensed professional electrician will take a couple of hours to finish job, where as the local fellow may takes longer hours. And there could be possible differences in their work; in refinement and finishing.
Generally, there certain fundamental points you have to consider, before purchasing and installing a Rinnai tankless electric water heater:
1. Electrical Power Availability
Before purchasing a Rinnai tankless water heater electric, please ensure that your home has sufficient electrical capacity for the desired model or that the existing electrical system could be upgraded.
2. Installation Location
The small size of the tankless water heater gives you many options to choose where to install your Rinnai electric tankless water heater. It does not require any venting and therefore can be mounted in any locations you would feel comfortable. The common installation locations include closets, cupboards, pantries, under-stair storage areas, garages, basements, laundry rooms etc.
3. Mounting surface
Please ensure that the mounting surface is strong and solid. Generally, the water heater is installed in a vertical position with the inlet and outlet water connections at the bottom.
4.Follow the manual
You can also use the manual for installation to check that the steps are followed correctly. In fact, the manual will clearly walk you through the step-by-step procedure for the installation of Rinnai tankless electric water heater, without much hurdles.