ASTM C1283-00

Standard Practice for Installing Clay Flue Lining

SCOPE
1.1 This practice covers the minimum requirements for installing clay flue lining for residential or concrete masonry chimneys.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values stated in parentheses are for informational purposes only.
1.3 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.

General Information

• Status: Historical
• Publication Date: 09-Jan-2002
• Technical Committee: C04 - Vitrified Clay Pipe
• Drafting Committee: C04.20 - Methods of Test and Specifications

Relations

• Replaced By: ASTM C1283-00e1 - Standard Practice for Installing Clay Flue Lining
• Effective Date: 10-Jan-2002
• Referred By: ASTM C315-07(2021) - Standard Specification for Clay Flue Liners and Chimney Pots
• Effective Date: 10-Jan-2002

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: C 1283 – 00
Standard Practice for
Installing Clay Flue Lining
This standard is issued under the fixed designation C 1283; 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.
1. Scope C 896 Terminology Relating to Clay Products
1.1 This practice covers the minimum requirements for
3. Terminology
installing clay flue lining as a lining for residential masonry
3.1 General—Terminology C 896 should be used for clari-
chimneys not exceeding 40 ft (12.2 m) in height.
fication of definitions in this practice.
1.2 The values stated in inch-pound units are to be regarded
as the standard. The values stated in parentheses are for
4. Foundation
informational purposes only.
4.1 The foundation shall be deep enough so that frost
1.3 This standard does not purport to address all of the
penetration and seasonal volume changes in the soil will not
safety concerns, if any, associated with its use. It is the
affect its stability.
responsibility of the user of this standard to establish appro-
4.2 The foundation shall be placed, with respect to adjacent
priate safety and health practices and determine the applica-
structures existing or anticipated, to minimize the possibility of
bility of regulatory limitations prior to use.
mutual damage by construction operations or by transmission
of additional loads to the supporting soils.
2. Referenced Documents
4.3 The foundation supports the chimney and shall be sized
2.1 ASTM Standards:
to carry all superimposed loads. Most building codes, however,
C 24 Test Method for Pyrometric Cone Equivalent (PCE) of
disallow the use of chimney walls as structural elements to
Fireclay and High Alumina Refractory Materials
support other building components unless specific construction
C 27 Classification of Fireclay and High-Alumina Refrac-
allowances are made. When designing the foundation, care
tory Brick
3 shall be taken to account for soil types and conditions.
C 55 Specification for Concrete Brick
4.4 Concrete footings and foundations shall conform to
C 90 Specification for Loadbearing Concrete Masonry
3 local building codes.
Units
4.4.1 In the absence of a local building code, concrete with
C 99 Test Method for Modulus of Rupture of Dimension
4 a minimum 28 day compressive strength of 3000 psi (21 mPa)
Stone
shall be used.
C 129 Specification for Nonloadbearing Concrete Masonry
3 4.5 Where a chimney or fireplace is added to the outside of
Units
the exterior wall of an existing structure, the following shall
C 145 Specification for Solid Load-Bearing Concrete Ma-
3 apply:
sonry Units
4.5.1 The new footing shall be installed at the same level or
C 170 Test Method for Compressive Strength of Dimension
4 below the existing footing, provided the level is below the frost
Stone
2 line and the new footing is placed on soil with adequate bearing
C 199 Test Method for Pier Test for Refractory Mortars
capacity.
C 216 Specification for Facing Brick (Solid Masonry Units
3 4.5.2 The existing drainage provision shall not be ob-
Made from Clay or Shale)
structed.
C 270 Specification for Mortar for Unit Masonry
C 315 Specification for Clay Flue Linings
5. Chimney Construction
C 652 Specification for Hollow Brick (Hollow Masonry
3 5.1 Materials:
Units Made from Clay or Shale)
5.1.1 Flue Linings— Specification C 315.
5.1.2 Refractory Mortar—Test Method C 24, cone 5, and
This practice is under the jurisdiction of ASTM Committee C-4 on Vitrified Test Method C 199.
Clay Pipe and is the direct responsibility of Subcommittee C04.20 on Methods of
5.1.3 Concrete Block— Specification C 90, Specification
Test and Specifications.
C 129, Specification C 145.
Current edition approved Jan. 10, 2000. Published March 2000. Originally
5.1.4 Brick—Specification C 55, Specification C 216,
published as C 1283–94. Last previous edition C 1283–99.
Annual Book of ASTM Standards, Vol 15.01.
Grade SW.
Annual Book of ASTM Standards, Vol 04.05.
5.1.5 Mortar—Specification C 270.
Annual Book of ASTM Standards, Vol 04.07.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
C 1283
5.1.6 Firebrick—Classification C 27. be treated as interior. When masonry chimneys are constructed
5.1.7 Natural Stone— Test Method C 170, Test Method as part of masonry walls or concrete walls, combustible
C 99. materials shall not be placed in contact with the masonry wall
5.2 The chimney consists of a flue liner and the chimney within 12 in. (305 mm) of the inside surface of the flue liner.
wall. When used to vent a fireplace, the chimney is constructed
6.2 The minimum air space clearance between exterior
directly on the smoke chamber. masonry chimneys and combustible materials shall be at least
5.3 The flue lining shall start from a point not less than 8 in.
1 in. (25 mm).
(205 mm) below the entrance of the lowest chimney connector. 6.3 Exposed combustible trim and the edges of sheeting
5.4 Flue liners shall be installed ahead of the construction of
materials, such as wood siding, shall be permitted to abut the
the chimney walls, one flue liner carefully bedded on the other masonry chimney sidewalls, provided such combustible trim or
using refractory mortar. All joints of flue linings shall be ⁄16 in.
sheeting is a minimum of 12 in. (30.5 mm) from the inside
(1.6 mm) to ⁄8 in. (3 mm) thick, and struck flush so as to surface of the flue liner.
produce a straight, smooth, fully aligned flue. Liners shall be
6.4 All spaces between chimneys, floors, and ceilings
placed in such a manner as to minimize ledges or steps within through which chimneys pass shall be firestopped with non-
the flue passage.
combustible material. The firestopping of spaces between
5.5 Flue liners shall be surrounded by masonry on all four chimneys and wood joists, beams, or headers shall be galva-
sides but shall not be bonded to the surrounding masonry. The
nized steel not less than 26 gage in thickness or noncombus-
flue liner shall contact the chimney wall only as necessary for tible sheet material not more than ⁄2 in. (13 mm) thick.
support and alignment in order to permit the flue liner, which
is filled with hot gases and smo
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