International Building Code Section 1404


International Building Code 1404.1

General. Materials used for the construction of exterior
walls shall comply with the provisions of this section. Materials
not prescribed herein shall be permitted, provided that any
such alternative has been approved.

International Building Code 1404.10

Fiber cement siding. Fiber cement siding shall conform
to the requirements of ASTM C 1186 and shall be so
identified on labeling listing an approved quality control
agency.

International Building Code 1404.2

Water-resistive barrier. A minimum of one layer of
No.15 asphalt felt, complying with ASTM D 226 for Type 1
felt or other approved materials, shall be attached to the studs or
sheathing, with flashing as described in Section 1405.3, in such
a manner as to provide a continuous water-resistive barrier
behind the exterior wall veneer.

International Building Code 1404.3

Wood. Exterior walls of wood construction shall be
designed and constructed in accordance with Chapter 23.

Basic hardboard. Basic hardboard shall conform
to the requirements of AHA A135.4.

Hardboard siding. Hardboard siding shall conform
to the requirements of AHA A135.6 and, where used
structurally, shall be so identified by the label of an
approved agency.

International Building Code 1404.3.1

Basic hardboard. Basic hardboard shall conform
to the requirements of AHA A135.4.

International Building Code 1404.3.2

Hardboard siding. Hardboard siding shall conform
to the requirements of AHA A135.6 and, where used
structurally, shall be so identified by the label of an
approved agency.

International Building Code 1404.4

Masonry. Exterior walls of masonry construction shall
be designed and constructed in accordance with this section
and Chapter 21. Masonry units, mortar and metal accessories
used in anchored and adhered veneer shall meet the physical
requirements of Chapter 21. The backing of anchored and
adhered veneer shall be of concrete, masonry, steel framing or
wood framing.

International Building Code 1404.5

Metal. Exterior walls of formed steel construction,
structural steel or lightweight metal alloys shall be designed in
accordance with Chapters 22 and 20, respectively.

Aluminum siding. Aluminum siding shall conform
to the requirements of AAMA 1402.

Cold-rolled copper. Copper shall conform to the
requirements of ASTM B 370.

Lead-coated copper. Lead-coated copper shall
conform to the requirements of ASTM B 101.

International Building Code 1404.5.1

Aluminum siding. Aluminum siding shall conform
to the requirements of AAMA 1402.

International Building Code 1404.5.2

Cold-rolled copper. Copper shall conform to the
requirements of ASTM B 370.

International Building Code 1404.5.3

Lead-coated copper. Lead-coated copper shall
conform to the requirements of ASTM B 101.

International Building Code 1404.6

Concrete. Exterior walls of concrete construction shall
be designed and constructed in accordance with Chapter 19.

International Building Code 1404.7

Glass-unit masonry. Exterior walls of glass-unit
masonry shall be designed and constructed in accordance with
Chapter 21.

International Building Code 1404.8

Plastics. Plastic panel, apron or spandrel walls as
defined in this code shall not be limited in thickness, provided
that such plastics and their assemblies conform to the requirements
of Chapter 26 and are constructed of approved
weather-resistant materials of adequate strength to resist the
wind loads for cladding specified in Chapter 16.

International Building Code 1404.9

Vinyl siding. Vinyl siding shall be certified and labeled
as conforming to the requirements of ASTM D 3679 by an
approved quality control agency.