• Water Efficiency • Energy and Atmosphere • Materials and Resources • Indoor Environmental Quality NUMBER (1st Hour FACTOR CAPACITY 90°F RISE VALUE WEIGHT PROJECT Rating STANDARD MAXIMUM HEIGHT DIAMETER (LBS) CONTRIBUTION Gallons) TALL MODELS
The water heater’s efficiency is measured as an Energy Factor (EF), which is usually listed beside the EnergyGuide label. The higher the number, the more energy efficient the water heater. A BETTER FUTURE
Pay attention to the “Energy Factor” when shopping for a storage water heater. The “Energy Factor” (EF) is a number that describes how efficiently a water heater operates. Ratings” also lists the Energy Factor and other information about many water
A water heater can be the second largest energy user in your home, E f ficiency Ratings The energy efficiency of a water heater is stated in terms of its "energy factor" or EF. energy factor (EF): a measurement of water heater energy efficiency based on how
Residential Gas Water Heaters FEATURES on Energy Factor (EF) Ratings. Heater operates with an automatic pilot relight system that shuts off the pilot during stand-by modes to reduce gas consumption and eliminates nuisance pilot outage issues
water heater manufacturers’ stated Energy Factor (EF) and First Hour Rating or Maximum GPM Rating for residential units and Thermal Efficiency (ET) and Standby • Oil storage water heaters with energy input ratings of 105,000 Btu/h
Information (i.e., certified energy factor, first hour ratings) from manufacturer product literature, EF "Energy Factor" reported by GAMA Directory and/or CEC Directory Workshop Regarding Water Heater Energy Efficiency Standards,
Nonprofessionals, especially consumers: The Energy Factor (EF) To explain to homeowners why EF ratings are inaccurate predictors of energy cost, the cost of a water heater purchase and its energy bills spread out over the system’s
Residential Power Direct Vent Energy Saver Gas Water Heater The PDX2 FVIR Defender Safety System® Models Feature: High Energy Factor (EF) Ratings—These models qualify for most energy
The energy factor, the more efficient the heater. By varying the tank insulation, burner design, and a few other are available with much higher gas input ratings (1 million Btu/h or more) and larger storage tanks The Polaris® water heater features one of the highest
Water Heater Type Energy Factor Level Rebate Amount Natural Gas .62 EF Standard Tank $25.64 EF $70.67 EF $90 Natural Gas Tankless Xcel Energy validates equipment efficiency ratings using the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).
Oil-fired water heaters provide Btu-per-hour ratings. for electric water heaters, multiply the watt rating by 3.4128 to get the equivalent Btu input per hour. energy factor: the water heater’s average effi-ciency over a 24-hour period, which incorporates
2013 Water Heater Rebate PAGE 1 OF 2 MN CHARGE CODE 4363 12-11-314 | 11/2012 | CRS 0677 Read Efficiency ratings are determined using the Air-Conditioning, Heating, Energy Factor Self-Installed Install/purchase date Itemized equipment
Energy Factor . First Hour Rating . Gallons per minute . DOE Test Procedure found in 10CFR430, Subpart B, Appendix E* The ENERGY STAR Residential Water Heater specification shall take effect on January 1, 2009, with the exception of gas storage products.
With Solar Energy Factor (SEF) ratings up to 10.1, a American solar water heating American Solar Water Heater Systems utilize energy from the sun to provide hot water. System components include: ① solar thermal collectors mounted on a south
Energy Factor Heightto Vent (Inches) Diameter (Inches) VentDiameter (Inches) GASMODELS AtmosphericVentModels 6-yearwarranty PCG62-40T40-3NOV 40 70 40,000 0.70 61-3/4 25 3or4 Hot Water Output (GPM) Minimum Maximum Max. 45°F Rise 70°F Rise ON-DEMAND MODELS