Standard Practice for Installation of Rigid Poly(Vinyl Chloride) (PVC) Siding and Soffit

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1.1 This practice covers the minimum requirements for and the methods of installation of rigid vinyl siding, soffits, and accessories on the exterior wall and soffit areas of buildings. In all applications, refer also to the specific manufacturer's instructions for installation.
1.2 This practice covers aspects of installation relating to effectiveness and durability in service.
1.3 The various application systems are located in the following sections of this practice: Section 8 Substrate, Surface PreparationSection 9Application of Horizontal SidingSection 10Application of Vertical Siding Section 11Application of Soffits Section 12Special Details
1.4 The values stated in inch-pound units are to be regarded as the standard. The SI units given in parentheses are for information only.
Note 1—There are no ISO standards covering the subject matter of this practice.
1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Publication Date
09-Apr-2002
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ASTM D4756-02 - Standard Practice for Installation of Rigid Poly(Vinyl Chloride) (PVC) Siding and Soffit
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
An American National Standard
Designation: D 4756 – 02
Standard Practice for
Installation of Rigid Poly(Vinyl Chloride) (PVC) Siding and
1
Soffit
This standard is issued under the fixed designation D 4756; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
4
1. Scope E 631 Terminology of Building Constructions
2.2 Council of American Building Offıcials:
1.1 This practice covers the minimum requirements for and
CABO One and Two Family Dwelling Code: Section
the methods of installation of rigid vinyl siding, soffits, and
5
R-707 Attic Ventilation
accessories on the exterior wall and soffit areas of buildings. In
all applications, refer also to the specific manufacturer’s
3. Terminology
instructions for installation.
3.1 General—Definitions are in accordance with Termi-
1.2 This practice covers aspects of installation relating to
nologies D 883 and E 631 and abbreviations with Terminology
effectiveness and durability in service.
D 1600 unless otherwise indicated.
1.3 The various application systems are located in the
3.2 Definitions of Terms Specific to This Standard:
following sections of this practice:
1
3.2.1 crimp—small protrusions, typically approximately ⁄2
Section 8 Substrate, Surface Preparation
1 1
in. (12.7 mm) long, ⁄8in. (3.2 mm) wide, and projecting ⁄8in.
Section 9 Application of Horizontal Siding
Section 10 Application of Vertical Siding
(3.2 mm) formed by a crimper (snaplock punch). (See Fig. 1.)
Section 11 Application of Soffits
3.2.2 crimper—a special hand tool designed to form crimps
Section 12 Special Details
(snaplock ears) intended to hold partial panels in place. (See
1.4 The values stated in inch-pound units are to be regarded
Fig. 1.)
as the standard. The SI units given in parentheses are for
3.2.3 fascia—the trim along the perimeter of roofs or roof
information only.
overhangs. (See Fig. 2.)
3.2.4 flashing—special membrane pieces or manufactured
NOTE 1—There are no ISO standards covering the subject matter of this
trim pieces used to supplement siding panels in weather
practice.
protection around openings, such as windows and doors.
1.5 This standard does not purport to address all of the
3.2.5 nailslot punch—a special hand tool used to create
safety concerns, if any, associated with its use. It is the
slots for attachment of field-modified siding or accessories.
responsibility of the user of this standard to establish appro-
(See Fig. 3.)
priate safety and health practices and determine the applica-
3.2.6 snaplock ears—See crimp and Fig. 1.
bility of regulatory limitations prior to use.
3.2.7 snaplock punch—See crimper and Fig. 1.
2. Referenced Documents 3.2.8 soffıt—the underside surface (typically horizontal) of
roof overhangs.
2.1 ASTM Standards:
2 3.2.9 Strapping—Flexible materials (i.e. metal strips or
D 883 Terminology Relating to Plastics
hurricane ties used to provide shear or wind resistance.
D 1600 Terminology for Abbreviated Terms Relating to
2 3.2.10 zip tool—a special hand tool used to separate inter-
Plastics
locked siding panels. (See Fig. 4.)
D 3679 Specification for Rigid Poly(Vinyl Chloride) (PVC)
3
Siding
4. Delivery of Materials
D 4477 Specification for Rigid Poly(Vinyl Chloride) (PVC)
3 4.1 All manufactured materials shall be delivered in the
Soffit
original packages, containers, or bundles bearing the size or
type product, or both, brand name, and manufacturer (or
supplier) identification, manufacturer’s lot number, and the
1
This practice is under the jurisdiction of ASTM Committee D20 on Plastics and ASTM specification to which it conforms.
is the direct responsibility of Subcommittee D20.24 on Plastic Building Products.
Current edition approved April 10, 2002. Published June 2002. Originally
published as D 4756 – 91. Last previous edition D 4745 – 96.
2 4
Annual Book of ASTM Standards, Vol 08.01. Annual Book of ASTM Standards, Vol 04.07.
3 5
Annual Book of ASTM Standards, Vol 08.04. Available from Council of American Building Officials, 5203 Leesburg Pike,
Falls Church, VA 22041.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

---------------------- Page: 1 ----------------------
NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
D 4756
FIG. 1 Crimper and Crimps on Siding FIG. 3 Nailslot Punch
FIG. 4 Zip Tool
FIG. 2 Panels and Accessories
7.4 Accessories:
5. Protection of Materials
7.4.1 Starter Strip—Of two types: for horizontal siding and
5.1 All vinyl siding and soffi
...

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