DoesTheMath

Richmond PROG50-38U RH67 PV*

0.68 UEF DOE CCD · 2026-09-19
F

Grade F: where this UEF sits among the 414 models in its class, lowest (G) to highest (A). A position, not an official label. How the grade is set

A gas tank, high draw pattern (a larger household, or one where showers and laundry overlap).

If you are checking the Richmond PROG50-38U RH67 PV*, it uses 249 therms of natural gas a year. That figure applies at the high draw pattern, the standard daily hot-water usage DOE tests against. It sits 11 therms below the 260 therms median of the 414 gas tank models registered at that draw pattern.


Energy use per year

249 therms a year

Computed by this site from the registry's UEF and the federal test's daily hot-water draw for this draw pattern. What it costs depends on the natural gas rate where you live.

That is below the median of 260 therms for the 414 models registered in the same heater type and draw pattern; it ranks 164 of 414, lowest energy first.

This model: 249 therms

Solid line: this model (249 therms). Dashed line: the class median.

Min 188 therms Median 260 therms Max 277 therms

DOE CCD · 2026-09-19

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What it costs to run where you live

Enter your ZIP to see what this unit costs to run a year at your state’s average natural gas price.


What the registry files

UEF (Uniform Energy Factor) how much hot water you get for each unit of energy the heater uses
0.68 DOE CCD · 2026-09-19 Compared only with other models registered as a gas tank at the high draw pattern.
Draw Pattern the standard daily usage profile DOE tests the unit against
High DOE CCD · 2026-09-19
First Hour Rating how many gallons of hot water the unit can deliver in one hour, starting from a full tank
86 gal DOE CCD · 2026-09-19
Rated Storage Volume the tank size in gallons
48 gal DOE CCD · 2026-09-19

What it costs to install

$2,024–$3,732 installed

Not a quote — a modeled range of what installers have charged for this class of unit; your price will vary with labor rates, access, and local code requirements.

Escalation indexes: equipment (BLS PPI) latest available: August 2026; labor (BLS ECI) latest available: April 2026 to June 2026.

NLR REMDB (BLS PPI/ECI escalated) · 2026-04-01

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Safety record

No CPSC recall names this model.

Checked against the CPSC recall database. CPSC does not publish a model-level match for this product category, so this list is curated by hand from the manufacturer's recall filings.

CPSC · 2026-09-24

What these figures mean

The 249 therms figure is computed by this site. It is not taken from the registry. It combines the registry's UEF, the ratio of hot water delivered to energy used, with the DOE test's daily hot-water draw for the high draw pattern. For this model the UEF is 0.68, from DOE CCD data retrieved 2026-09-19. The result holds only at that test draw. A household that draws more or less hot water each day will use a different amount of gas. Among the 414 gas tank models at the high draw pattern, this one ranks 164th lowest for energy use. That places it in the second-lowest quarter of its class. The page on how the annual energy and cost figures are calculated sets out each step.

The high draw pattern describes a larger household, or one where showers and laundry overlap. This model's first hour rating, the gallons of hot water available in the first hour from a full tank, is 86 gallons. Its rated volume is 48 gallons. A household whose busiest hour needs more than 86 gallons may run short at that hour. A smaller household with lighter daily use falls outside the test condition, so the 249 therms figure does not describe its gas use. For that household, the registry data here does not show what this model would use. If this unit is being replaced, the same-class replacement finder by model number lists other gas tank models at the high draw pattern.

The running cost is not stated in this text. It depends on your state's average residential gas price, so the page computes it from your ZIP. That cost is applied to the 249 therms a year at the high draw pattern. The gap below the class median, described above, changes the cost in step with your gas rate. Its value on your rate appears only in the calculated result. The installed price range sits in its own block with its source and date, as a modeled range rather than a quote. To run the figure on your own rate, use the cost calculator for your own ZIP. Your home's actual gas use, and any rate other than the state average, are not available in this data.

DOE CCD · 2026-09-19

How this compares

The closest models in the same class — same fuel, type and draw pattern.


Keep going

UEF 0.68 · Grade F Price it on your ZIP