Mechanical and Plumbing Board - May 25, 2021

Mechanical and Plumbing Board Regular Meeting of the Mechanical and Plumbing Board

Agenda original pdf

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Mechanical and Plumbing Board May 25, 2021 Mechanical and Plumbing Board to be held May 25, 2021 at 9:30 AM with Social Distancing Modifications Public comment will be allowed via telephone; no in-person input will be allowed. All speakers must register in advance (May 24, 2021 by noon). All public comment will occur at the beginning of the meeting. To speak remotely at the Mechanical and Plumbing Board Meeting, residents must: •Call or email the board liaison at 512-550-5836 or at rick.arzola@austintexas.gov no later than noon, (the day before the meeting). The information required is the speaker name, item number(s) they wish to speak on, whether they are for/against/neutral, and a telephone number or email address. •Once a request to speak has been called in or emailed to the board liaison, residents will receive either an email or phone call providing the telephone number to call on the day of the scheduled meeting. •Speakers must call in at least 15 minutes prior to meeting start in order to speak, late callers will not be accepted and will not be able to speak. •Speakers will be placed in a queue until their time to speak. •Handouts or other information may be emailed to rick.arzola@austintexas.gov by Noon the day before the scheduled meeting. This information will be provided to Board and Commission members in advance of the meeting. •If this meeting is broadcast live, residents may watch the meeting here: http://www.austintexas.gov/page/watch- atxn-live Tablero mecánico y de plomería 25 de mayo de 2021 La Junta de Mecánica y Plomería se llevará a cabo el 25 de mayo de 2021 a las 9:30 a.m. con modificaciones de distanciamiento social Se permitirán comentarios públicos por teléfono; no se permitirá ninguna entrada en persona. Todos los oradores deben registrarse con anticipación (24 de mayo de 2020 antes del mediodía). Todos los comentarios públicos se producirán al comienzo de la reunión. Para hablar de forma remota en la reunión de la Junta de Mecánica y Plomería, los residentes deben: Llame o envíe un correo electrónico al enlace de la junta al 512-550-5836 oa rick.arzola@austintexas.gov a más tardar al mediodía (el día antes de la reunión). La información requerida es el nombre del orador, los números de artículo sobre los que desean hablar, si están a favor / en contra / neutrales, y un número de teléfono o dirección de correo electrónico. Una vez que se haya llamado …

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IECC Board Presentation original pdf

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Mechanical & Plumbing Board and Building & Fire Code Board of Appeals 2021 Energy Code Review Kurt Stogdill Manager, Green Building and Sustainability . 5/25/2021 & 5/26/2021 © 2020 Austin Energy Agenda Notable developments Significant 2021 IECC Changes • • • • • • Stakeholder Input Code Impacts Affordability Next Steps 2 2021 IECC- Notable Developments IECC- • Estimate 8-10% increase in energy efficiency over existing code • Electric Vehicle (EV) Ready and Electrification were struck during appeals Local- • No new local amendments, will carry over relevant 2015 amendments • Will carry forward Solar Ready • Removed requirement for natural gas water heating for residential construction • Look to progress EV Ready and Electrification through means other than IECC 3 Significant 2021 Residential IECC Changes 4 2021 IECC Changes • 57.7% Administrative • 17.1% Decreased Energy • 12.2% Minimal Energy Impact • 10.6% Not Applicable to ATX • 2.4% Increase Energy Consumption Published 2021 IECC can be accessed for free at: codes.iccsafe.org/content/IECC2021P1/iecc- residential-provisions 5 Insulation • Increased ceiling R-value from R-38 to R-49 • Moved footnote regarding attic roofline insulation options to prescriptive table • local amendment • Provided new option for wall outsulation • Continuous insulation for uninterrupted thermal barrier 6 Lighting Changes • Interior lighting – all permanently installed lighting fixtures to have high efficacy lighting sources • Exterior lighting for low-rise multifamily to comply with commercial energy code • Lighting controls to be installed – interior and exterior 7 Mechanical Systems Changes • Alternative compliance calculation for small dwellings, multifamily and • Blower Door single family • Duct leakage • New standards and better guidance for testing and inspecting ducts • Mechanical Ventilation • Mechanical ventilation testing • • Mech system piping insulation = MANDATORY Changes to efficacies (airflow/wattage of equipment) for exhaust fans 8 Other Paths of Compliance Performance Path Updates to baseline • • • • Added Dehumidstats Update to water heating • Credit for good design Update to mechanical ventilation • • • ERI Path Updated backstop (limits trade- offs to envelope requirements) to ERI (Energy Rating Index) path Renewables – added 5% cap for compliance Lowered ERI targets for compliance- lower is “better” • ATX to stay at 59 9 Additional Efficiency Option Packages Prescriptive OPTION 1: Enhanced envelope performance option • 5% better envelope performance Performance Pick one option from prescriptive list • ERI • Achieve 5% better on Energy Rating …

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