2014-095sAlegakour documents\ordiiiatices\14\energy code ordinance 2014-redline version (3).doc
•B•A► ANCE NO, 2014-095
• •' �
SECTION 1. Chapter 28, Section 28-253 of the Code or Ordinances of the City
of Denton is hereby amended in its entirety to read as follows:
Sec. 28-253. Adoption of the energy conservation code.
The International Energy Conservation Code, 2012 edition as published by
the International Code Council is hereby adopted and designated as the energy
conservation code for the city subject to the deletions and amendments
enumerated in section 28-254. A copy of this code shall be maintained in the
Office of the City Secretary and be available for public inspection.
SECTION 2, Section 28-254 is hereby amended in its entirety to read as follows:
Section 28-254. Amendments to the 2012 International Energy Conservation
Code
(1) Section C1021RI02; add Section 002.1.2 and R102.1.2 to read as
follows:
C102.1.2/RI02.1.2 Alternative compliance. A building certified by a
national, state, or local accredited energy efficiency program and
determined by the Energy Systems Laboratory to be in compliance with
the energy efficiency requirements of this section may, at the option of the
Code Official, be considered in compliance. The United States
Environmental Protection Agency's Energy Star Program certification of
energy code equivalency shall be considered in compliance.
II A I
GLAZING AREA. Total area of the glazed fenestration measured usin,,ty
the rough opening and including sash, curbing or other framing elements
that enclose conditioned space. Glazing area includes the area of glaze"41
fenestration assemblies in walls bounding conditioned basements. For
doors where the daylight opening area is less that 50 percent of the door
area, the glazing area is the daylight opening area. For all other doors, the
glazing area is the rough opening area for the door including the door and
the frame.
(3) Section 401.2; change to read as follows:
R401.2 Compliance. Projects shall comply with Sections identified as
"mandatory" and with either sections identified as "prescriptive" or
surpass the performance approach in Section R405 by a minimum of 4 %.
Table R402.1.1 INSULA TION
REQUIREMENTS / '/ Amend by changing the WOOD
FRAME WALL R-VALUEJor CLIMATE ZONE 3 to read i r
13
(5) Table R402.1.3 EQUIVALENT OR by changing
WOOD FRAME WALL U-FACTORfor CLIMATE ZONE to read as
follows:
0.082
(6) 402.4.1.2 Testing; Add a last paragraph to read as follows:
Testing may only be performed by individuals that are certified HERS
Raters or Rating Field Inspectors by RESNET or Performance
Verification Technicians certified by Texas HERO, or other certifications
as may be approved by the building official. The certified individuals must
be an independent third -party entity, and may not be employed; or have
any financial interest in the company that constructs the structure.
(7) Section 402.4.1.2 Testing; the first sentence of the first paragraph
amended to read as follows; the remainder of the paragraph's text
remains unchanged:
R402.4.1.2 Testing. The building or dwelling unit shall be tested and
verified as having an air leakage rate of not exceeding 5 air changes per
hour in Climate Zones 3.
(8) R403.2.2 Sealing (Mandatory); Add a new paragraph at the end of
R403.2.2 to read as follows:
Testing may only be performed by individuals that are certified HERS
Raters or Rating Field Inspectors by RESNET or Performance
Verification Technicians certified by Texas HERO, or other certifications
as may be approved by the building official. The certified individuals must
2
be an independent third -party entity, and may not be employed; or have
any financial interest in the company that installed the duct system.
SEMMMUMM
R403.2.3 Building cavities (Mandatory). Building framing cavities shall
not be used as supply ducts. Building framing wall cavities in the exterior
thermal envelope shall not be used as return ducts
(10) Section C402.2.91402.2; Add Section C402.2.9 and R402.2.13 to read
as follows:
Section C402.2.9/402.2 Insulation installed in walls. To insure that
insulation remains in place, insulation Batts installed in walls shall be
totally secured by an enclosure on all sides consisting of framing
lumber, gypsum, sheathing, wood structural panel sheathing, netting or
other equivalent material approved by the building official.
(11) Section R405.4.2(3); change to read as follows:
3. f arse, phone, mtrnbcr, and certil cation ntirnber of individa.aal
completing the conil:,)liance report. The prcparcr of the conipliance report
shall have one of the listed certification: ICC (International Code
Coaancil) C.oaaaniercial Energy Inspector, [CC Commercial Energy flans
I:xanainer, [CC residential Energy Inspector /Plans fl`xaraainer, HERS
(Horne l,nergy hating) rater; or may be a. Texas IZcgist:ered .Architect or to
Texas Licensed Professional Engineer with the approval of the Building
Official; and
4. Final testing compliance reports shall be completed on the City of
Denton Energy Compliance form.
(13) Section 405.6.2; add the following sentence to the end of paragraph:
Acceptable performance software simulation tools may include, but are
not limited to, REM Rate TM, Energy Gauge and IC3. Other performance
software programs accredited by RESNET BESTEST and having the
ability to provide a report as outlined in R405.4.2 may also be deemed
acceptable performance simulation programs and may be considered by
the building official.
3
(14) Section C101.4.3 Additions, alterations, renovations or repairs; add
exception #9 to read asjollows:
9. Replacement of existing fenestration, provided, however, that the area
of the replacement fenestration does not exceed 25% of the total
fenestration area of an existing building and that the U-factor and SHGC
will be equal to or lower than before the fenestration replacement.
Comm
Section C402.2.9 Insulation installed in walls. Insulation batts installed
in walls shall be totally surrounded by an enclosure on all sides consisting
of framing lumber, gypsum, sheathing, wood structural panel sheathing
or other equivalent material approved by the building official.
(16) Section C407.4.2; add (6) to read asJollows:
6. Compliance reports, all additional documentation, and a final
compliance verification report shall be prepared by a qualified third party
energy verifier. The third party energy verifier shall include his name,
phone number, and certification number on each document provided to
the city. The third party energy verifier shall be certified with one of the
following certifications: ICC (International Code Council) Commercial
Energy Inspector, ICC Commercial Energy Plans Examiner, HERS
(Home Energy Rating) rater; or may be a Texas Registered Architect or a
Texas Licensed Professional Engineer with the approval of the Building
Official.
SECTION 3. If any provision of this ordinance or the application thereof to any
person or circumstance is held invalid, such invalidity shall not affect any other provision
or application, and to this end the provisions of this ordinance are severable.
SECTION 4. All provisions of the ordinances of the City of Denton in conflict
with the provision of this ordinance are hereby repealed, and all other provisions of the
ordinances of the City or Denton, not in conflict with the provision of this ordinance,
shall remain in full force and effect.
SECTION 5. Any person violating any provision of this ordinance shall, upon
conviction, be fined a sum not to exceed two thousand dollars ($2,000.00). Each day that
a provision of this Ordinance is violated shall constitute a separate and distinct offence.
M
SECTION 6. This ordinance shall become effective May 1, 2014 and the City
secretary is hereby directed to cause the caption of this ordinance to be published twice in
the Denton Record Chronicle, the official newspaper of the City of Denton, Texas, within
ten (10) days of the date of its passage.
ATTEST:
JENNIFER WALTERS, CITY SECRETARI
f{
BY:
61
ay _/
d of
QLLL_, 2014
UGI,f,'-',. MAYOR