Rheem Tankless Hot Water with Culligan Water Filtration

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Rheem Financing Option

                                   $3,710 finance price includes removing (2) 50-gallon hot water tanks for your attic.

replace (2) 50-gallon tanks with one rheem tankless

If your home has 2 to 3 full size bathrooms and (2) 50-gallon hot water tanks.

You will only need ONE

RTGH-95 Rheem Tankless/Culligan Hot Water Package with hot re-circulation


Rheem Tankless with culligan filtration

  • Rheem Tankless hot water heaters are 94 to 96 percent efficient. In other words, it takes less energy to heat the same amount water and you will never run out of clean hot water.



  • Our Rheem tankless unit, with the Culligan water filtration, will last up to 20 years.

  • 70% of your home's water usage is hot waterWith the Rheem/Culligan system, 100% of your hot water usage will be filtered. 

100% of your hot water is filtered


All of your hot water is 100% filtered

that you can drink. 

  • The Culligan uses a 5-micron filter ​with graded density carbon block that traps large particles on the surface and finer particles through the media depth for a long service life.

  • This food grade quality filter is made of Polypropylene filtration media, this range of compact filters is able to enhance taste and reduce odor, chlorine, lead and controls the formation of scale.

  • Above is a cartridge comparison before and after 6 months
  • NSF/ANSI 42&372 Certification by WQA against NSF/ANSI42. The filter reduces up to 99% of Chlorine, sand, rust, sediment, scale color and odor. Lead Free Certified by WQA against NSF/ANSI372.

  • The cartridge can filter up to 100,000 gallons depending on local water quality. Suggest replacing it every 6- 10 months for the average household of 4 people, 3 showers.

The best filter cartridge is made by 3M, also needed is silcone o-ring grease.

You can purchase them from the below links.

Culligan/3M filter cartridge -

Filter cartridge o-ring grease - 

why we use water filtration

100% of Your Hot Water is Filtered


tankless guru 5-year parts and labor warranty

Our exclusive 5-Year Parts and Labor Warranty covers the Rheem RTGH-tankless packages only. This warranty covers all components included and installed in the Rheem RTGH-tankless package, like the Rheem RTGH-tankless package, service valves, piping, venting, connectors and valves. Our warranty does not include the filter cartridge, it does cover the filter housing only if the filter cartridge is replaced by a Tankless Guru technician.

This warranty works in conjunction with Rheem tankless warranty. See link below for further information.

Note: The Rheem circulation system does not work in homes with tree and branch style plumbing design, which is found in about 1% of the homes.  

tank vs a tankless

tankless guru rheem certification

BUILDZOOM Report    Link


  • A typical 50-gallon hot water tank heater, is only 38 to 50 percent efficient and will last only 8 to 10 years. Produces only 35 gallons of hot water.

  • Also, your hot water tank collects 8 to 10 lbs of sediment and toxins , which  you bathe in everyday and do not drink hot water from a tank heater...

cost to replace two 50-gallon tanks

Typical cost to replace

(2) 50-gallon hot water tanks is

$2,450 to $2,950.


tankless guru