Friedrich PROG50-40N RH67 PDV

It holds 47 gallons in the test, 3 gallons less than its 50-gallon sold size. Over one hour from a full tank, it gave 82 gallons in the test (its first-hour rating). Reheating lets it give 35 gallons beyond the 47 gallons in its tank. In the first hour, 280 of the 763 gas storage models give more hot water. Among gas storage models, the median first-hour rating is 78 gallons.

It was not listed as ENERGY STAR certified on Oct 26, 2026. In tests, 69% of the energy it uses ends up as hot water (UEF 0.69). Its test ran at the high level of daily hot water use. Among 434 gas storage models on its draw pattern, 151 have a higher UEF. For its type and draw pattern, the UEF runs from 0.61 to 0.90. The water took in 81% of the energy used to reheat it (its recovery efficiency).

Its test figures match those of 3 other basic models. The Rheem, Richmond, and Ruud brands list one or more of them. For the full group, see the Rheem PROG50-40N RH67 PDV.

In 2 states, 2 rebate programs may accept it.