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R405.6.3.1 Water Heating Energy Factor (EF) Adjustment Factors
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The EF of an instantaneous water heater [those with capacity of two gallons (7.57 L) or less] in the proposed home shall be reduced to 92 percent of the value in the manufacturer's documentation or AHRI Directory of Certified Product Performance.
Related Code Sections
R405.6.3.1 [RE] Residential Energy Efficiency, Water Heating Energy Factor (EF) Adjustment Factors
The EF of an instantaneous water heater [those with capacity of two gallons (7.57 L) or less] in the proposed home shall be reduced to 92 percent ...
2014 FBC - Energy Conservation, 5th edition > 4 [RE] Residential Energy Efficiency > R405 Simulated Performance Alternative (Performance) > R405.6 Calculation Software Tools > R405.6.3 Input Values > R405.6.3.1 Water Heating Energy Factor (EF) Adjustment Factors
R405.6.3.1 [RE] Residential Energy Efficiency, Water-Heating EF Adjustment Factors
The Energy Factor (EF) of an instantaneous water heater [those with capacity of two gallons (7.57 L) or less] in the Proposed home shall be reduced ...
2017 FBC - Energy Conservation, 6th edition > 4 [RE] Residential Energy Efficiency > R405 Simulated Performance Alternative (Performance) > R405.6 Calculation Software Tools > R405.6.3 Input Values > R405.6.3.1 Water-Heating EF Adjustment Factors
R405.6.3.1 [RE] Residential Energy Efficiency, Water-Heating EF Adjustment Factors
The Energy Factor (EF) of an instantaneous water heater [those with capacity of two gallons (7.57 L) or less] in the Proposed home shall be reduced ...
2020 FBC - Energy Conservation, 7th edition > 4 [RE] Residential Energy Efficiency > R405 Simulated Performance Alternative (Performance) > R405.6 Calculation Software Tools > R405.6.3 Input Values > R405.6.3.1 Water-Heating EF Adjustment Factors
Appendix C Forms
efficient the home. FORM R400D-2014 DESUPERHEATER, HEAT RECOVERY UNIT (HRU) WATER HEATER EFFICIENCY CERTIFICATION TESTS CONDUCTED IN ...
Section C404 [CE] Commercial Energy Efficiency, Service Water Heating (Mandatory)
Energy factor (EF) and thermal efficiency ( E t ) are minimum requirements. In the EF equation, V is the rated volume in gallons. Standby ...
2014 FBC - Energy Conservation, 5th edition > 4 [CE] Commercial Energy Efficiency > C404 Service Water Heating (Mandatory)