Hot Water List
Menu

Rheem PROG40-40N RH67 PV

Rheem PROG40-40N RH67 PV is in the DOE listing as of Oct 26, 2026.

It has a labeled size of 40 gallons, a certified storage volume of 38 gallons, a certified UEF of 0.70, and a certified first-hour rating of 79 gallons of hot water.

Its advertised UEF of 0.67 from Rheem differs from the certified 0.70 (Read Oct 5, 2026).

  • Gas storage water heater
  • 2 listed models

Not listed as ENERGY STAR certified on Oct 26, 2026.

Storage volume
38gallons
UEF
0.70Uniform energy factor
First-hour rating
79gallonsHot water in the first hour
See it among every gas storage model

Advertised and certified figures

Rheem PROG40-40N RH67 PV: advertised and certified
Rheem PROG40-40N RH67 PV: advertised and certified Size: advertised 40 gal, certified 38 gal (advertised nominal size, certified storage volume). UEF: advertised 0.67, certified 0.70. UEF: advertised 0.70, certified 0.70. First-hour rating: advertised 86 gal, certified 79 gal. Size · advertised nominal size, certified storage volume Advertised 40 gal Certified 38 gal UEF Advertised 0.67 Certified 0.70 UEF Advertised 0.70 Certified 0.70 First-hour rating Advertised 86 gal Certified 79 gal
FigureAdvertisedCertifiedAdvertiserRead
Size 40 gal, nominal size 38 gal storage volume Rheem Read Oct 5, 2026
Size 40 gal, nominal size 38 gal storage volume The Home Depot Archived copy, Jul 11, 2025
UEF 0.67 0.70 Rheem Read Oct 5, 2026
UEF 0.70 0.70 The Home Depot Archived copy, Jul 11, 2025
First-hour rating 86 gal 79 gal The Home Depot Archived copy, Jul 11, 2025

Certified figures by listed model

Model numberStorage volume (gal)UEFFirst-hour rating (gal)Recovery efficiencyDraw pattern
PROG40-40N RH67 PV380.707976%High
XG40T06PV40U0380.707976%High

UEF is the uniform energy factor. A dash means the model has no such figure.

It holds 38 gallons in the test, 2 gallons less than its 40-gallon sold size. Starting full, it gives 79 gallons of hot water in its first hour of use. Its tank holds 38 gallons, so reheating adds 41 gallons during the first hour. Among 763 gas storage models, 344 have a higher first-hour rating. The median gas storage model gives 78 gallons in the first hour of the test.

As of Oct 26, 2026, it was not listed as ENERGY STAR certified. In tests, 70% of the energy it uses ends up as hot water (UEF 0.70). In the test, daily hot water use was set to high (its draw pattern). Its UEF is lower than that of 111 of the 434 gas storage models with its draw pattern. A UEF of 0.66 is the median for its type and draw pattern. Of the energy spent to reheat water, 76% goes into it (its recovery efficiency).

Its 2 model numbers are PROG40-40N RH67 PV and XG40T06PV40U0. All of its test figures are shared by 3 other basic models. Those basic models are sold with Friedrich, Richmond, and Ruud as their brand names.

It may qualify for 2 rebate programs in 2 states.

Also listed as

They carry every figure in the table above.

Rebates

ProgramStateStatusProgram page
Xcel Energy MINNESOTA RESIDENTIAL ENERGY EFFICIENCY PROGRAMS (gas storage, gas tankless) MN May qualify Its own page
Avista Home and small commercial: HVAC and water heating incentives (gas storage) WA May qualify Its own page

Programs change their terms. Check the program's own page before you buy.

Updated Oct 26, 2026 · Methodology

Not covered

  • Changes to an advertised figure after the date beside it.