ASTM E2110-09e1
(Terminology)Standard Terminology for Exterior Insulation and Finish Systems (EIFS)
Standard Terminology for Exterior Insulation and Finish Systems (EIFS)
SCOPE
1.1 This terminology covers terms and definitions pertaining to materials and processes used in the design and application of exterior insulation and finish systems (EIFS).
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Designation:E2110–09
Standard Terminology for
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Exterior Insulation and Finish Systems (EIFS)
This standard is issued under the fixed designation E2110; 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 (´) indicates an editorial change since the last revision or reapproval.
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´ NOTE—Term EIFS editorially added in September 2010.
1. Scope dry, v—to develop the ultimate properties of a wet-state
material solely by evaporation of volatile ingredients.
1.1 This terminology covers terms and definitions pertain-
durability, n—the capability of a building assembly, compo-
ing to materials and processes used in the design and applica-
nent, product, or construction to maintain serviceability over
tion of exterior insulation and finish systems (EIFS).
not less than a specified time.
2. Referenced Documents edge wrap, n—the condition of the perimeter at the EIFS
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where the reinforced base coat is terminated by wrapping the
2.1 ASTM Standards:
reinforced base coat onto the edge of the substrate. (See Fig.
E2112 Practice for Installation of Exterior Windows, Doors
1.)
and Skylights
EIFS, n—see exterior insulation and finish system (EIFS).
3. Terminology
EIFS-clad barrier wall assembly, n—a wall assembly for
which the EIFS cladding provides weather resistance for the
3.1 Definitions:
EIFS clad portion of the assembly.
accessories, n—preformed metal, fiberglass, or plastic mem-
EIFS-clad drainage wall assembly, n—a wall assembly
bers for use to form corners, edges, control joints, or
incorporating a means of drainage between the EIFS and a
decorative effects.
weather resistive barrier, for incidental moisture resulting
aesthetic joint, n—a deprecated term. See aesthetic reveal.
from a breach in the EIFS, to the exterior of the EIFS clad
aesthetic reveal, n—a groove cut into the insulation board
portion of the assembly.
which serves the function of decoration or to provide a
embed, v—to encapsulate the nonmetallic reinforcing mesh in
starting or stopping point for finish-coat application, or both.
the base coat.
back wrapping, n—a deprecated term. See wrap.
expansion joint, n—a structural separation between building
base coat, n—the initial wet-state material, either factory or
elements that allow independent movement without damage
field-mixed, used to encapsulate the nonmetallic reinforcing
to the assembly.
mesh or fasten the insulation to the substrate.
exterior insulation and finish system (EIFS), n—nonload
cold joint, n—the visible junction in a finish coat.
bearing, exterior wall cladding system that consists of an
cure, v—to develop the ultimate properties of a wet-state
insulation board attached either adhesively or mechanically,
material by a chemical process.
or both, to the substrate; an integrally reinforced base coat;
drainage mat, n—component used in some EIFS-clad drain-
and a textured protective finish coat.
age wall assemblies, a corrosion resistive material used as a
factory mix, n—a material that is prepared at the point of
spacer to provide a drainage path between the EIFS and the
manufacture and is ready to use without the addition of other
weather resistive barrier.
materials, except possibly water to adjust consistency.
flash set (quick set), n—the early hardening or stiffness in the
working characteristics of Portland-cement paste, mortar, or
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This terminology is under the jurisdiction of ASTM Committee E06 on
concrete, usually with the evolution of considerable heat.
Performance of Buildings and is the direct responsibility of Subcommittee E06.58
Stiffness cannot be dispelled nor the plasticity regained by
on Exterior Insulation and Finish Systems (EIFS).
further mixing without addition of water; also known as
Current edition approved April 15, 2009. Published May 2009. Originally
quick set.
approved in 2000. Last previous edition approved in 2003 as E2110 – 03. DOI:
10.1520/E2110-09E01.
field mix, n—a material that is mixed in the field with other
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
components or water, or both.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
finish coat, n—the final wet-state material, which provides
Standardsvolume information, refer to the standard’s Document Summary page on
the ASTM website. color and texture, applied over the reinforced base coat.
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E2110–09
NOTE 1—Not to scale.
FIG. 1 Example of an Edge Wrap (At Door Jam)
framing member, n—studs, joists, runners (tracks), bridging, running bond, n—pattern used
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