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Washington State Energy Code - Residential Provisions, 2018
- 2018 WASHINGTON STATE ENERGY CODE—RESIDENTIAL PROVISIONS BASED ON THE 2018 INTERNATIONAL ENERGY CONSERVATION CODE®
- 2018 WASHINGTON STATE ENERGY CODE—RESIDENTIAL PROVISIONS BASED ON THE 2018 INTERNATIONAL ENERGY CONSERVATION CODE® TITLE PAGE
- COPYRIGHT
- PREFACE
- EFFECTIVE USE OF THE INTERNATIONAL ENERGY CONSERVATION CODE
- TABLE OF CONTENTS
- CHAPTER 1 [RE] SCOPE AND ADMINISTRATION [Go to Page]
- SECTION R101 SCOPE AND GENERAL REQUIREMENTS
- SECTION R102 ALTERNATIVE MATERIALS, DESIGN AND METHODS OF CONSTRUCTION AND EQUIPMENT
- SECTION R103 CONSTRUCTION DOCUMENTS
- SECTION R104 INSPECTIONS
- SECTION R105 VALIDITY
- SECTION R106 REFERENCED STANDARDS
- SECTION R107 FEES
- SECTION R108 STOP WORK ORDER
- SECTION R109 BOARD OF APPEALS
- SECTION R110 VIOLATIONS
- SECTION R111 LIABILITY
- CHAPTER 2 [RE] DEFINITIONS [Go to Page]
- SECTION R201 GENERAL
- SECTION R202 GENERAL DEFINITIONS
- CHAPTER 3 [RE] GENERAL REQUIREMENTS [Go to Page]
- SECTION R301 CLIMATE ZONES [Go to Page]
- TABLE R301.1 CLIMATE ZONES, MOISTURE REGIMES, AND WARM-HUMID DESIGNATIONS BY STATE AND COUNTY
- SECTION R302 DESIGN CONDITIONS
- SECTION R303 MATERIALS, SYSTEMS AND EQUIPMENT [Go to Page]
- TABLE R303.1.3(1) DEFAULT GLAZED WINDOW, GLASS DOOR AND SKYLIGHT U-FACTORS
- TABLE R303.1.3(2) DEFAULT OPAQUE DOOR U-FACTORS
- TABLE R303.1.3(3) DEFAULT GLAZED FENESTRATION SHGC AND VT
- TABLE R303.1.3(4) DEFAULT U-FACTORS FOR SKYLIGHTS
- TABLE R303.1.3(5) SMALL BUSINESS COMPLIANCE TABLE DEFAULT U-FACTORS FOR VERTICAL FENESTRATION
- CHAPTER 4 [RE] RESIDENTIAL ENERGY EFFICIENCY [Go to Page]
- SECTION R401 GENERAL
- SECTION R402 BUILDING THERMAL ENVELOPE [Go to Page]
- TABLE R402.1.1 INSULATION AND FENESTRATION REQUIREMENTS BY COMPONENTa [Go to Page]
- TABLE R402.1.1 —continued INSULATION AND FENESTRATION REQUIREMENTS BY COMPONENTa
- TABLE R402.1.3 EQUIVALENT U-FACTORSa
- EQUATION 1 — GROUP R OCCUPANCY TARGET UA
- EQUATION 2 — GROUP R OCCUPANCY PROPOSED UA
- TABLE R402.4.1.1 AIR BARRIER AND INSULATION INSTALLATION [Go to Page]
- TABLE R402.4.1.1--continued AIR BARRIER AND INSULATION INSTALLATION
- SECTION R403 SYSTEMS [Go to Page]
- TABLE R403.6.1 MECHANICAL VENTILATION SYSTEM FAN EFFICACYa
- SECTION R404 ELECTRICAL POWER AND LIGHTING SYSTEMS
- SECTION R405 SIMULATED PERFORMANCE ALTERNATIVE (PERFORMANCE) [Go to Page]
- TABLE R405.2 MANDATORY COMPLIANCE MEASURES FOR SIMULATED PERFORMANCE ALTERNATIVE
- TABLE R405.3 CARBON EMISSIONS FACTORS
- TABLE R405.5.2(1) SPECIFICATIONS FOR THE STANDARD REFERENCE AND PROPOSED DESIGNS [Go to Page]
- TABLE R405.5.2(1)--continued SPECIFICATIONS FOR THE STANDARD REFERENCE AND PROPOSED DESIGNS
- TABLE R405.5.2(1)--continued SPECIFICATIONS FOR THE STANDARD REFERENCE AND PROPOSED DESIGNS
- TABLE R405.5.2(2) DEFAULT DISTRIBUTION SYSTEM EFFICIENCIES FOR PROPOSED DESIGNSa
- SECTION R406 ADDITIONAL ENERGY EFFICIENCY REQUIREMENTS [Go to Page]
- TABLE R406.2 FUEL NORMALIZATION CREDITS
- TABLE R406.3 ENERGY CREDITS [Go to Page]
- TABLE R406.3--continued ENERGY CREDITS
- TABLE R406.3--continued ENERGY CREDITS
- TABLE R406.3--continued ENERGY CREDITS
- TABLE 406.3--continued ENERGY CREDITS
- SECTION R407 CERTIFIED PASSIVE HOUSE
- CHAPTER 5 EXISTING BUILDINGS [Go to Page]
- SECTION R501 GENERAL
- SECTION R502 ADDITIONS
- SECTION R503 ALTERATIONS
- SECTION R504 REPAIRS
- SECTION R505 CHANGE OF OCCUPANCY OR USE
- CHAPTER 6 [RE] REFERENCED STANDARDS [Go to Page]
- AAMA
- ACCA
- ANSI
- APSP
- ASHRAE
- ASTM
- CSA
- DASMA
- HVI
- ICC
- NEEA
- NFPA
- NFRC
- RESNET
- UL
- US-FTC
- WDMA
- WSU
- APPENDIX RA DEFAULT HEAT LOSS COEFFICIENTS [Go to Page]
- SECTION RA101 GENERAL REQUIREMENTS [Go to Page]
- TABLE RA101.4R-VALUE OF FIBERGLASS BATTS COMPRESSED WITHIN VARIOUS DEPTH CAVITIES Insulation R-Values at Standard Thickness
- TABLE RA101.5 DEFAULT R-VALUES FOR BUILDING MATERIALS
- SECTION RA102 CEILINGS [Go to Page]
- TABLE RA102.1 DEFAULT U-FACTORS FOR CEILINGS
- TABLE RA102.2.4(1) STEEL TRUSSa FRAMED CEILING UO
- TABLE RA102.2.4(2) STEEL TRUSSa FRAMED CEILING UO WITH R-3 SHEATHINGb
- TABLE RA102.2.4(3) STEEL TRUSSa FRAMED CEILING UO WITH R-5 SHEATHINGb
- TABLE RA102.2.4(4) STEEL TRUSSa FRAMED CEILING UO WITH R-10 SHEATHINGb
- TABLE RA102.2.4(5) STEEL TRUSSa FRAMED CEILING UO WITH R-15 SHEATHINGb
- TABLE RA102.2.5 DEFAULT U-FACTORS FOR METAL BUILDING ROOFS
- TABLE RA102.2.6(1) ASSEMBLY U-FACTORS FOR ROOFS WITH TAPERED INSULATION ENTIRELY ABOVE DECK SINGLE SLOPE RECTANGULAR TO ONE-SIDEd, f, g, h, i (UNINTERRUPTED BY FRAMING)
- TABLE RA102.2.6(2) ASSEMBLY U-FACTORS FOR ROOFS WITH TAPERED INSULATION ENTIRELY ABOVE DECK SLOPED TRIANGLE (ROOF WITH CENTER DRAIN)e,f,g,h,i (UNINTERRUPTED BY FRAMING)
- TABLE RA102.2.6(3) ASSEMBLY U-FACTORS FOR ROOFS WITH TAPERED INSULATION ENTIRELY ABOVE DECK SLOPED TRIANGLE (ROOF WITH PERIMETER DRAINS)e,f,g,h,i (UNINTERRUPTED BY FRAMING)
- SECTION RA103 ABOVE-GRADE WALLS [Go to Page]
- TABLE RA103.3.1(1) 2 x 4 SINGLE WOOD STUD: R-11 BATT
- TABLE RA103.3.1(2) 2 X 4 SINGLE WOOD STUD: R-13 BATT
- TABLE RA103.3.1(3) 2 X 4 SINGLE WOOD STUD: R-15 BATT
- TABLE RA103.3.1(4) 2 X 6 SINGLE WOOD STUD: 4-19 BATT
- TABLE RA103.3.1(5) 2 X 6 SINGLE WOOD STUD: R-21 BATT
- TABLE RA103.3.1(6) 2 X 6 SINGLE WOOD STUD: R-22 BATT
- TABLE RA103.3.1(7) 2 X 6 SINGLE WOOD STUD: TWO R-11 BATTS
- TABLE RA103.3.1(8) 2 X 8 SINGLE STUD: R-25 BATT
- TABLE RA103.3.2 2 X 6: STRAP WALL
- TABLE RA103.3.3(1) 2 X 6 + 2 X 4: DOUBLE WOOD STUD
- TABLE RA103.3.3(2) 2 X 4 + 2 X 4: DOUBLE WOOD STUD
- TABLE RA103.3.5 STRESS SKIN PANEL
- TABLE RA103.3.6.1(1) OVERALL ASSEMBLY U-FACTORS FOR METAL STUD WALLS WITH CONTINUOUS INSULATION
- TABLE RA105.3.6.1(2) OVERALL ASSEMBLY U-FACTORS FOR METAL STUD WALLS WITH INSULATION SUPPORTED BY Z-FURRING
- TABLE RA103.3.6.2 EFFECTIVE R-VALUES FOR METAL FRAMING AND CAVITY ONLY
- TABLE RA103.3.6.3 DEFAULT METAL BUILDING WALL U-FACTORS
- TABLE RA103.3.7.1(1) a, b, c, d, e DEFAULT U-FACTORS FOR CONCRETE and MASONRY WALLS [Go to Page]
- TABLE RA103.3.7.1(1)—continued DEFAULT U-FACTORS FOR CONCRETE and MASONRY WALLS
- TABLE RA103.3.7.1(2) DEFAULT U-FACTORS FOR CONCRETE AND MASONRY WALLS [Go to Page]
- TABLE RA103.3.7.1(2)—continued DEFAULT U-FACTORS FOR CONCRETE AND MASONRY WALLS
- TABLE RA103.3.7.1(2)—continued DEFAULT U-FACTORS FOR CONCRETE AND MASONRY WALLS
- TABLE RA103.3.7.1(2)—continued DEFAULT U-FACTORS FOR CONCRETE AND MASONRY WALLS
- TABLE RA103.3.7.1(2)—continued DEFAULT U-FACTORS FOR CONCRETE AND MASONRY WALLS
- TABLE RA103.3.7.2 DEFAULT U-FACTORS FOR PERIPHERAL EDGES OF INTERMEDIATE CONCRETE FLOORS
- SECTION RA104 BELOW-GRADE WALLS AND SLABS [Go to Page]
- TABLE RA104.1 DEFAULT WALL U-FACTORS AND SLAB F-FACTORS FOR BASEMENTS
- SECTION RA105 FLOORS OVER UNCONDITIONED SPACE [Go to Page]
- TABLE RA105.1(1) DEFAULT U-FACTORS FOR WOOD-FRAMED FLOORS OVER VENTED CRAWLSPACE OR UNHEATED BASEMENT
- TABLE RA105.1(2) DEFAULT U-FACTORS FOR WOOD-FRAMED FLOORS OVER HEATED PLENUM CRAWLSPACES
- TABLE RA105.1(3) DEFAULT U-FACTORS FOR EXPOSED FLOORS
- SECTION RA106 ON-GRADE SLAB FLOORS [Go to Page]
- TABLE RA106.1 DEFAULT F-FACTORS FOR ON-GRADE SLABS
- SECTION RA107 DEFAULT U-FACTORS FOR DOORS [Go to Page]
- TABLE RA107.1(1) DEFAULT U-FACTORS FOR DOORSc
- TABLE RA107.1(2) DEFAULT U-FACTORS FOR REVOLVING DOORS
- TABLE RA107.1(3) DEFAULT U-FACTORS FOR STEEL EMERGENCY DOORS
- TABLE RA107.1(4) DEFAULT U-FACTORS FOR STEEL GARAGE AND HANGAR DOORS
- SECTION RA108 AIR INFILTRATION [Go to Page]
- TABLE RA108.1(1) ASSUMED EFFECTIVE AIR CHANGES PER HOUR
- TABLE RA108.1(2) DEFAULT HEAT CAPACITY/DENSITY PRODUCT FOR AIR
- APPENDIX RB OPTIONAL ENERGY EFFICIENCY MEASURES [Go to Page]
- SECTION RB101 SCOPE
- SECTION RB 102 ONE STEP
- SECTION RB103 TWO STEPS
- APPENDIX RC EXTERIOR DESIGN CONDITIONS [Go to Page]
- TABLE RC-1 OUTDOOR DESIGN TEMPERATURES [Go to Page]
- TABLE RC-1—continued OUTDOOR DESIGN TEMPERATURES
- INDEX
- HELPFUL TOOLS FOR LEARNING AND APPLYING YOUR ENERGY CODE
- ICC'S DIGITAL CODES LIBRARY
- ICC PLAN REVIEW SERVICES
- ICC MEMBERSHIP [Go to Page]