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TITLE 10COMMUNITY DEVELOPMENT
PART 1TEXAS DEPARTMENT OF HOUSING AND COMMUNITY AFFAIRS
CHAPTER 21MINIMUM ENERGY EFFICIENCY REQUIREMENTS FOR SINGLE FAMILY CONSTRUCTION ACTIVITIES
RULE §21.6Rehabilitation Activities

(a) All Rehabilitation activities with a Start of Construction Date on or after January 5, 2017, the date of adoption of this rule, shall comply with this Chapter

(b) If the proposed scope of work or the awarded construction contract for the Rehabilitation of an existing single family residential unit includes an item described in paragraphs (1) - (9) of this subsection, the following requirements shall apply:

  (1) Replacement or installation of central heating and cooling equipment and appliances shall be installed in accordance with the manufacturer’s instructions and the requirements of Chapter 14 of the 2015 International Residential Code;

  (2) Replacement or installation of duct systems serving heating, cooling and ventilation equipment shall be installed in accordance with the provisions of Chapter 16 of the 2015 International Residential Code;

  (3) If central heating and cooling equipment is replaced or installed, attic insulation shall be installed or increased according to Chapter 11, Figure N1102.1.2 of the 2015 International Residential Code, including insulation covering the top plates of exterior walls. Eave baffles and access hatches shall be installed as specified in Chapter 11, Sections N1102.2.3- N1102.2.4 of the 2015 International Residential Code.

  (4) If ductless heating and cooling systems (also known as mini-split, multi-split or variable refrigerant flow (VRF) heat pump systems) are replaced or installed, they shall be ENERGY STAR certified;

  (5) If exhaust fans are replaced or installed in bathrooms or kitchens, they shall be ENERGY STAR certified and installed in accordance with Chapter 15 of the 2015 International Residential Code;

  (6) If windows are installed, they shall be ENERGY STAR certified windows, meeting the U-factor and Solar Heat Gain Coefficient for the climate zone of the dwelling as identified in Chapter 11, Table N1102.1.2 of the 2015 International Residential Code;

  (7) Electrical fixtures, equipment and appliances that are replaced or installed, where applicable, shall be ENERGY STAR certified products;

  (8) Plumbing fixtures that are replaced or installed, where applicable, shall be WaterSense labeled products;

  (9) Domestic water heaters, storage and tankless, when replaced or installed, shall meet the Federal Energy Conservation Standards required by 10 CFR 430.32, as they may be revised from time to time.


Source Note: The provisions of this §21.6 adopted to be effective January 8, 2017, 41 TexReg 10596

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