Residential Gas Water Heaters

The RTF is a technical advisory committee to the Northwest Power and Conservation Council established in 1999 to develop standards to verify and evaluate energy efficiency savings

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Work products

UES Measures Standard protocols list Demand Response Technologies Supporting Documents Propose a measure or standard protocol Proposed measures and status Whole Building Efforts

At a Glance

Category

proven

Status

active

Fuel type

gas

Sector

residential

Applications

DHW

Sunset date

Apr 30, 2026

This measure replaces a gas water heater in an existing single family or manufactured home with an efficient gas water heater. The measure captures the following efficiency options:

Non-condensing, non-powered ENERGY STAR tank
Non-condensing, powered ENERGY STAR tank
Any non-condensing ENERGY STAR tank (cannot be used in conjunction with the first two applications within the same program)
Condensing ENERGY STAR tank
Non-ENERGY STAR tankless
ENERGY STAR tankless
- Tankless heaters only include additional measure identifiers for 'with' and 'without gas line upgrade' as requested by the natural gas subcommittee.

Workbook

Latest Version

Residential Gas Water Heater v2.1

File

Residential Gas Water Heater v2.1

Updated cost effectiveness using procost version 5.08

Date

Jul 18, 2023

Version number

2.1

Past Versions

version	date	document
2.0	Apr 18, 2022	Residential Gas Water Heater v2.0 Updated with 2021 Plan cost effectiveness methodology
1.2	Sep 27, 2021	Residential Gas Water Heater v1.2 Reran through ProCost 3.1.05 to correct for minor error
1.1	Jun 04, 2021	Residential Gas Water Heaters v1.1 QC complete.
1.0	Apr 13, 2021	Residential Gas Water Heater v1.0 Approved at the April 2021 RTF meeting. Currently undergoing QC.

Decisions

Expand All Decisions

Latest decision

Decision details

Decided

April 13, 2021

Approved New Measure

Decision Details

Adopt the Residential Gas Water Heater UES measure as proposed and

Set the Measure Category to Proven
Set the Measure Status to Active, and
Set the Sunset Date to April 30, 2026.