2313 COLUMBIA AVE B 2025-09-10 - Laserfiche WebLink

2u18 Washington State Energy Code-Residenddl Prescriptive Energy Code Compliance for All Climate Zones in Washington Single Family-New&'Additions(effective February 1,2021)' . .. Each dwelling unit in a residential!building shall comply with sufficient options from Table R406.2 (fuel normalization credits) and Table 406.3 (energy credits) to achieve the following minimum number of credits.To claim this credit, the building permit drawings shall specify the option selected and the maximum tested building air leakage, and show the qualifying ventilation system and its control sequence of operation. 1. Small Dwelling Unit: 3 credits Dwelling units less than 1,500 sf in conditioned floor area with less than 300 sf of fenestration area. Additions to existing building that are greater than 500 sf of heated floor area but less than 1,500 sf. 2. Medium Dwelling Unit:6 credits All dwelling units that are not included in#1 or#3 3. Large Dwelling Unit:7 credits Dwelling units exceeding 5,000 sf of conditioned floor area 4. Additions less than 500 square feet: 1.5 credits All other additions shall meet 1-3 above Before selecting your credits on this Summary table,review the details in Table 406.3(Single Family),on page 4. ... . .. .... ...... .... _ ....- ---- Summary of Table R406 2 and 406.3 ---- - - - . ---- -- - Heating Fuel Normalization Descriptions 1 Credits-select ONE 1 User Notes 1 Options -1_- heating option 1 Combustion heating minimum NAECAb 0.0 ; ❑ 2 Heat pumps ........ 1 0 ❑. 3 Electric resistance heat only-furnace or zonal L 1 0 I ❑ �� . .. _ 4 DHP with zonal electric resistance per option 3.4 0.5 1 ❑ I 5 All other heating systems 1.0 ❑ __ -- Energy ; Credits-select:ONE Optionsl Energy Credit Option Descriptions 1 energy option from each 1 care oryd 1.1 Efficient Building Envelope 0.5 ❑ 1.2 %Efficient Building Envelope 1.0 ❑ -- - -- - -- 1.3 Efficient Building Envelope ! 0.5 .... ._. �-..... ..._ I 1.4 !Efficient Building Envelope 1.0 ❑ _-...... .._ ..... . --- -- --------------- ---- ---- -- -- --- -._.. 15 ;Efficient Building Envelope 2.0 ; ❑ 1.6 Efficient Building Envelope 3.0 i ❑ k 17 ;Efficient Building Envelope O.S a_5 2.1 `.Air Leakage Control and Efficient Ventilation j 0.5 ; ®" _. _ 2.2 `Air Leakage Control and Efficient Ventilation ( 10 ❑ - 2.3 Air Leakage Control and Efficient Ventilation j - 15_ ! ❑ 2.4 Air Leakage Control and Efficient Ventilation `� 2.0 I ❑ 3.10 i High Efficiency HVAC 1.0 1 ❑ I _ _..- ....... .. - - -- 3.2 !High Efficiency HVAC ! 1.0 ❑ 3.30 High Efficiency HVAC i 1.5 1 ❑ 3.4 High Efficiency HVAC 1.5 I 3.5 'High Efficiency HVAC 1.5 ❑ 3.6a High Efficiency HVAC 2.0 ❑ 4.1 High Efficiency HVAC Distribution System ; 0.5 ❑ _ _ 4.2 High Efficiency HVAC Distribution System d 1.0 ❑ Prescriptive Path--Single Family 2018 Washington State Energy Code-R 2