Each cooling system listed in Table C403.8.5.1 shall be designed to vary the indoor fan airflow as a function of load and shall comply with the following requirements: For SI: 1 British thermal unit per hour = 0.2931 W; 1 hp = 0.746 kW. This section covers the provision of maintenance information and the commissioning of, and the functional testing requirements for, building systems. The 2018 codes, including the commercial IECC … (Error code: 273). Walk-in coolers and refrigerated warehouse coolers shall contain wall, ceiling, and door insulation of not less than R-25 and walk-in freezers and refrigerated warehouse freezers shall contain wall, ceiling and door insulation of not less than R-32. Pumps with pump motors of 5 hp (3.7 kW) or less. This section has been amended at the state or city level. Antisweat heater controls shall reduce the energy use of the antisweat heater as a function of the relative humidity in the air outside the door or to the condensation on the inner glass pane. Exception: Dynamic glazing is not required to comply with this section where both the lower and higher labeled SHGC already comply with the requirements of Table C402.4. ... UpCodes … Emergency egress lighting that is normally off. Each hydronic system shall have either the capability to measure pressure across the pump, or test ports at each side of each pump. Highlight differences between any two building codes. Where public health standards require 24-hour pump operation. Vestibules shall be designed so that in passing through the vestibule it is not necessary for the interior and exterior doors to open at the same time. Exception: Control of heating or cooling provided by site-recovered energy or transfer air that would otherwise be exhausted. The following shall apply to hydronic water loop heat pump systems in Climate Zones 3 through 8: Exception: Where it can be demonstrated that a heat pump system will be required to reject heat throughout the year. Lighting power allowances are as specified in Table C405.4.2(2). Rs = The cumulative R-value of the wall components along the path of heat transfer, excluding the cavity insulation and steel studs. The FLadj and PLVadj values are only applicable for centrifugal chillers meeting all of the following full-load design ranges: Cooling systems shall not use hot gas bypass or other evaporator pressure control systems unless the system is designed with multiple steps of unloading or continuous capacity modulation. The hood exhaust flow minus the available transfer air from adjacent space where available transfer air is considered to be that portion of outdoor. U Roof = Area-weighted average U-value of all roof assemblies. Exception: An energy recovery ventilation system shall not be required in any of the following conditions: Laboratory fume hood systems that include not fewer than one of the following features: ENERGY RECOVERY REQUIREMENT (Ventilation systems operating less than 8,000 hours per year), ENERGY RECOVERY REQUIREMENT (Ventilation systems operating not less than 8,000 hours per year). For the most current adoptions details go to International Code Adoptions The 2018 … Fans shall have a fan efficiency grade (FEG) of not less than 67, as determined in accordance with AMCA 205 by an approved, independent testing laboratory and labeled by the manufacturer. In buildings less than three stories in height above grade plane. Building facade and landscape lighting shall automatically shut off from not later than 1 hour after business closing to not earlier than 1 hour before business opening. Boilers shall not be equipped with a constant-burning ignition pilot. The minimum fan speed shall be the minimum allowable speed of the fan drive system in accordance with the manufacturer's recommendations. Functional performance testing specified in Sections, HVAC and service water-heating control systems shall be tested to document that control devices, components, equipment and systems are calibrated and adjusted and operate in accordance with approved plans and specifications. The water volume in the piping shall be calculated in accordance with Section C404.5.2.1. Access to UL product and system certification information. The label shall include the title or publication number for the operation and maintenance. A single piece of equipment providing both heating and cooling shall satisfy this provision for one function with the capacity for the other function as small as possible, within available equipment options. Spaces where the supply airflow rate minus any makeup or outgoing transfer air requirement is less than 1,200 cfm (566 L/s). 6.1. Dedicated condensing, medium temperature, indoor system, Dedicated condensing, medium temperature, outdoor system. Portions of the roof shaded during the peak sun angle on the summer solstice by permanent features of the building or by permanent features of adjacent buildings. 3.2. Systems serving supermarket areas with open refrigerated casework. Luminaires shall be addressed individually. Quickly locate sections across your jurisdiction. Exception: Previously occupied tenant spaces that comply with this code in accordance with Section C501. 2 above, as applicable. Exception: The standards in this section shall not apply to the following exempt electric motors: MINIMUM NOMINAL FULL-LOAD EFFICIENCY FOR NEMA DESIGN A, NEMA DESIGN B, AND IEC DESIGN N MOTORS (EXCLUDING FIRE PUMP) ELECTRIC MOTORS AT 60 HZa, b. The following systems and loads shall be included in determining the total building performance: heating systems, cooling systems, service water heating, fan systems, lighting power, receptacle loads and process loads. Dedicated condensing, medium temperature, outdoor system. B = Distance measured vertically from the bottom of the glazing to the underside of the overhang, eave or permanently attached shading device. Luminaires shall be configured for continuous dimming. Lighting in retail display windows, provided that the display area is enclosed by ceiling-height partitions. UpCodes offers a consolidated resource of construction and building code grouped by jurisdiction. Equipment functional performance testing shall demonstrate the installation and operation of components, systems, and system-to-system interfacing relationships in accordance with approved plans and specifications such that operation, function, and maintenance serviceability for each of the commissioned systems is confirmed. Advises purchasers and end users of the intended and appropriate use of the product with the following notice printed in 16.5 point Arial Narrow Bold font: "IMPORTANT INFORMATION: This, Where not less than 25 percent of the annual. For SI: 1 watt per square foot = W/0.0929 m2. Don't miss relevant code. Where a variable speed drive is required by Item 3 of this Section, pump motor power input shall be not more than 30 percent of design wattage at 50 percent of the design water flow. The total efficiency of the fan at the design point of operation shall be within 15 percentage points of the maximum total efficiency of the fan. Industrial production, material handling, transportation sites and associated storage areas. Where the cooling efficiency is greater than or equal to the efficiency requirements in, Systems that include a heat recovery system in accordance with. The commentary series is presented in an … HVAC system design and economizer controls shall be such that economizer operation does not increase building heating energy use during normal operation. Multiple units of the same equipment type with combined capacities exceeding the design load and provided with controls that are configured to sequence the operation of each unit based on load. 1.3. A horsepower below the midpoint between the two consecutive horsepowers shall be rounded down to the lower of the two horsepowers. For SI: 1 inch w.c. = 249 Pa, 1 inch = 25.4 mm. Integral to equipment or instrumentation and installed by its manufacturer. The 2018 Washington State Energy Code provides greater savings than the 2018 IECC. CFMS = The maximum design supply airflow rate to conditioned spaces served by the system in cubic feet per minute. Furniture-mounted supplemental task lighting that is controlled by, In cases where both a common space type and a building area specific space type are listed, the building area specific space type shall apply. 2018 IECC Commercial Mechanical Requirements. (498 Pa) shall be securely fastened and sealed with welds, gaskets, mastics (adhesives), mas-tic-plus-embedded-fabric systems or tapes installed in accordance with the manufacturer's instructions. FL = Full-load kW/ton value as specified in Table C403.3.2(7). The building operations and maintenance documents shall be provided to the owner and shall consist of manufacturers' information, specifications and recommendations; programming procedures and data points; narratives; and other means of illustrating to the owner how the building, equipment and systems are intended to be installed, maintained and operated. Factory-installed piping within room fan-coils and unit ventilators tested and rated according to AHRI 440 (except that the sampling and variation provisions of Section 6.5 shall not apply) and AHRI 840, respectively. Exception: Insulation is not required for glazed portions of doors or at structural members associated with the walls, ceiling or door frame. 2018 IECC - Prescriptive. Motors in the airstream within fan coils and terminal units that only provide heating to the space served. Evaporator fan motors that are less than 1 hp (0.746 kW) and less than 460 volts shall use electronically commutated motors, brushless direct-current motors, or 3-phase motors. The efficiencies and test procedures for both open- and closed-circuit cooling towers are not applicable to hybrid cooling towers that contain a combination of wet and dry heat exchange sections. Advertising signage or directional signage. The tubing from the connection at the termination of the fixture supply piping to a plumbing fixture or plumbing appliance. Applications for approval of an exceptional method shall include all of the following: Prior to the final mechanical and plumbing inspections, the registered design professional or approved agency shall provide evidence of mechanical systems commissioning and completion in accordance with the provisions of this section. Where tapered insulation is used with insulation entirely above deck, the. The volume from the nearest source of heated water to the termination of the fixture supply pipe shall be as follows: Demand recirculation water systems shall have controls that comply with both of the following: Time switches or other control methods that can automatically turn off and on heaters and pump motors according to a preset schedule shall be installed for heaters and pump motors. Highlight changes enacted by your local jurisdiction. Code calculators automatically generate a detailed list of requirements. Building thermal envelope opaque assemblies intended to comply on an assembly U-, C- or F-factor basis shall have a U-, C- or F-factor not greater than that specified in Table C402.1.4. Lighting demonstration equipment in lighting education facilities. View thousands of relevant UL Certified products and assemblies that help achieve code compliance. Heat pumps having supplementary electric resistance heat shall have controls that, except during defrost, prevent supplementary heat operation where the heat pump can provide the heating load. Group I-2: Hospitals, psychiatric hospitals and nursing homes. Leverage the most sophisticated code compliance platform. The perimeter insulation shall extend downward from the top of the slab for the minimum distance shown in the table or to the top of the footing, whichever is less, or downward to not less than the bottom of the slab and then horizontally to the interior or exterior for the total distance shown in the table. Solar reflectance index (SRI) shall be determined in accordance with ASTM E1980 using a convection coefficient of 2.1 Btu/h • ft, In buildings not greater than two stories above grade, not less than 50 percent of the net floor area is within a, In buildings three or more stories above grade, not less than 25 percent of the net floor area is within a. Exceptions: The following roofs and portions of roofs are exempt from the requirements of Table C402.3: Portions of the roof that include or are covered by the following: MINIMUM ROOF REFLECTANCE AND EMITTANCE OPTIONSa. The perimeter system includes not fewer than one thermostatic control, The perimeter system heating and cooling supply is controlled by, Occupancies or applications requiring precision in indoor temperature control as, Where a closed-circuit cooling tower is used directly in the heat pump loop, either an, Where an open-circuit cooling tower is used directly in the heat pump loop, an. C406.5 – On-site Supply of Renewable energy. 3.1. devices protecting the system. In determining compliance with Table C402.1.4, the use of the U-factor of concrete masonry units with integral insulation shall be permitted. Spaces where the total area minus the area of sidelight, Recessed lighting fixtures shall comply with, Plywood with a thickness of not less than, Oriented strand board having a thickness of not less than, Extruded polystyrene insulation board having a thickness of not less than, Foil-back polyisocyanurate insulation board having a thickness of not less than, Closed-cell spray foam having a minimum density of 1.5 pcf (2.4 kg/m, Open-cell spray foam with a density between 0.4 and 1.5 pcf (0.6 and 2.4 kg/m, Exterior or interior gypsum board having a thickness of not less than, Cement board having a thickness of not less than, A Portland cement/sand parge, or gypsum plaster having a thickness of not less than. In addition, a manual control shall be provided to control such lighting separately from the general lighting in the space: Sleeping units shall have control devices or systems that are configured to automatically switch off all permanently installed luminaires and switched receptacles within 20 minutes after all occupants have left the unit. Testing shall include all modes and sequence of operation, including under full-load, part-load and the following emergency conditions: Exception: Unitary or packaged HVAC equipment listed in Tables C403.3.2(1) through C403.3.2(3) that do not require supply air economizers. barriers on existing buildings, refer to Section C503.1 or This document provides the foundation for many state and city codes. For mechanical cooling stage control that does not use variable compressor displacement, the percent displacement shall be equivalent to the mechanical cooling capacity reduction evaluated at the full load rating conditions for the compressor. 2018 IECC Code (Base Codes) Codes And Policy, New Construction. Exceptions: Economizers are not required for the following systems. For SI: 1 inch = 25.4 mm, 1 pound per square foot = 4.88 kg/m2, 1 pound per cubic foot = 16 kg/m3. Heat rejection equipment, including air-cooled condensers, dry coolers, open-circuit cooling towers, closed-circuit cooling towers and evaporative condensers, shall comply with this section. For lighting track, cable conductor, rail conductor, and plug-in busway systems that allow the. The controls shall automatically turn off, The controls shall be configured such that any. This document provides the foundation for many state and city codes. Roof solar reflectance and thermal emittance shall comply with, Air leakage of building envelope assemblies shall comply with, Those with a peak design rate of energy usage less than 3.4 Btu/h • ft, Are separate buildings with floor area not more than 500 square feet (50 m, Are intended to house electronic equipment with installed equipment power totaling not less than 7 watts per square foot (75 W/m, Have a heating system capacity not greater than (17,000 Btu/hr) (5 kW) and a heating, Comply with the roof solar reflectance and thermal emittance provisions for. Lighting reduction shall be achieved by one of the following or another approved method: Exception: Light reduction controls are not required in daylight zones with daylight responsive controls complying with Section C405.2.3. Where Items 1 through 3 are not met, SWHF = 1.0. Equipment class designations consist of a combination [in sequential order separated by periods (AAA).(BB). ... CPD's new International Energy Conservation Code (IECC… Conditioned supply air delivered to any space shall not exceed the greater of the following: Where total kitchen hood exhaust airflow rate is greater than 5,000 cfm (2360 L/s), each hood shall be a factory-built commercial exhaust hood listed by a nationally recognized testing laboratory in compliance with UL 710. MINIMUM EFFICIENCY REQUIREMENTS: ELECTRICALLY OPERATED UNITARY AIR CONDITIONERS AND CONDENSING UNITS. Disposition of deficiencies found during testing, including details of corrective measures used or proposed. Longitudinal and transverse joints, seams and connections of supply and return ducts operating at a static pressure less than or equal to 2 inches water gauge (w.g.) An inspection checklist documenting the building component characteristics of the. Facilities that employ condenser heat recovery for space heating or reheat purposes with a heat recovery design exceeding 30 percent of the peak water-cooled condenser load at design conditions. Minimum efficiency requirements for boilers cover all capacities of packaged boilers. Systems that use a common distribution system to supply both heated and chilled water shall be designed to allow a deadband between changeover from one mode to the other of not less than 15°F (8.3°C) outside air temperatures; be designed to and provided with controls that will allow operation in one mode for not less than 4 hours before changing over to the other mode; and be provided with controls that allow heating and cooling supply temperatures at the changeover point to be not more than 30°F (16.7°C) apart. The certification requirements do not apply to field-erected cooling towers. The total exceptional savings shall not constitute more than half of the difference between the baseline building performance and the proposed building performance. Pipe insulation shall be continuous except where the piping passes through a framing member. Interior exit stairways, interior exit ramps and exit passageways. Heaters and pump motors that have built-in time switches shall be in compliance with this section. The floor area used for the sale of vehicles, sporting goods and small electronics. Exception: Systems where the working fluid in the refrigeration cycle goes through both subcritical and super-critical states (transcritical) or that use ammonia refrigerant are exempt. Any individual override switch shall control the lighting for an area not larger than 5,000 square feet (465 m. 1.1. 2018 IECC Commercial Electrical Power and Lighting Systems. Units that include an air economizer shall comply with the following: DX COOLING STAGE REQUIREMENTS FOR MODULATING AIRFLOW UNITS. Facilities that provide 60 percent of their, Doorways shall have strip doors, curtains, spring-hinged doors or other method of minimizing, Windows and transparent reach-in doors for. Other DX units, including those that control space temperature by modulating the airflow to the space, shall be in accordance with. Based originally on the 2018 IECC it has been extensively modified to reach state specific energy reduction targets. The dampers shall have an air leakage rate not greater than 4 cfm/ft2 (20.3 L/s • m2) of damper surface area at 1.0 inch water gauge (249 Pa) and shall be labeled by an approved agency when tested in accordance with AMCA 500D for such purpose. Not economizing when the unit should be economizing. Water heaters, circulating water systems and heat trace temperature maintenance systems shall be considered to be sources of heated water. STANDARD PLANS NOTIFICATION On June 6, 2018, the Phoenix City Council approved the adoption of the 2018 Phoenix Building Construction Code (PBCC). Step-by-step documentation of the exceptional calculation method performed, detailed enough to reproduce the results. Access to UL product and system certification information. Where a certification program exists for a covered product and it includes provisions for verification and challenge of equipment efficiency ratings, then the product shall be listed in the certification program; or, where a certification program exists for a covered product, and it includes provisions for verification and challenge of equipment efficiency ratings, but the product is not listed in the existing certification program, the ratings shall be verified by an independent laboratory test report. IPLV = Value as specified in Table C403.3.2(7). Gravity and thermo-syphon circulation systems shall be prohibited. Documentation of the building component characteristics of the, Thermal zoning diagrams consisting of floor plans showing the thermal zoning scheme for. A 'Facility for the Visually Impaired' is a facility that is licensed or will be licensed by local or state authorities for senior long-term care, adult daycare, senior support or people with special visual needs. The use of belt-driven fans to sheave adjustments for airflow balancing instead of a varying motor speed shall be permitted. The wattage of all other luminaires and lighting sources not covered previously and associated with interior lighting verified by data supplied by the manufacturer or other approved sources. ICC Digital Codes is the largest provider of model codes, custom codes and standards used worldwide to construct safe, sustainable, affordable and resilient structures. Materials lacking 3-year-aged tested values for either solar reflectance or thermal emittance shall be assigned both a 3-year-aged solar reflectance in accordance with. Class II facilities consist of collegiate and semiprofessional facilities with seating for fewer than 5,000 spectators; club facilities with seating for between 2,000 and 5,000 spectators; and amateur league and high-school facilities with seating for more than 2,000 spectators. C406.7 – High Eff. Perimeter insulation is not required to extend below the bottom of the slab. Controls for. The R-value of integral insulation installed in concrete masonry units shall not be used in determining compliance with Table C402.1.3 except as otherwise noted in the table.