HomeMy WebLinkAboutJOINT SEALANTS_Rev_0Five Sullivan Brothers CC Kitchen Plmb Improvements 07 92 00
City of Waterloo JOINT SEALANTS
INVISION #16021 1 of 6
SECTION 07 92 00
JOINT SEALANTS
PART 1 GENERAL
1.01 SECTION INCLUDES
A. Nonsag gunnable joint sealants.
B. Self-leveling pourable joint sealants.
C. Joint backings and accessories.
1.02 REFERENCE STANDARDS
A. ASTM C661 - Standard Test Method for Indentation Hardness of Elastomeric-Type Sealants by Means of
a Durometer; 2015.
B. ASTM C834 - Standard Specification for Latex Sealants; 2017.
C. ASTM C919 - Standard Practice for Use of Sealants in Acoustical Applications; 2012 (Reapproved 2017).
D. ASTM C920 - Standard Specification for Elastomeric Joint Sealants; 2018.
E. ASTM C1193 - Standard Guide for Use of Joint Sealants; 2016.
F. ASTM C1248 - Standard Test Method for Staining of Porous Substrate by Joint Sealants; 2008
(Reapproved 2012).
G. ASTM C1311 - Standard Specification for Solvent Release Sealants; 2014.
H. ASTM D2240 - Standard Test Method for Rubber Property--Durometer Hardness; 2015e1.
I. SCAQMD 1168 - Adhesive and Sealant Applications; 1989 (Amended 2017).
1.03 FIELD CONDITIONS
A. Maintain temperature and humidity recommended by the sealant manufacturer during and after
installation.
1.04 WARRANTY
A. See Section 01 78 00 - Closeout Submittals, for additional warranty requirements.
B. Correct defective work within a five year period after Date of Substantial Completion.
1. For silicone sealants within 20 years.
C. Warranty: Include coverage for installed sealants and accessories that fail to achieve watertight seal ,
exhibit loss of adhesion or cohesion, or do not cure.
PART 2 PRODUCTS
2.01 MANUFACTURERS
A. Non-Sag Sealants: Permits application in joints on vertical surfaces without sagging or slumping.
1. Adhesives Technology Corporation: www.atcepoxy.com.
2. BASF Construction Chemicals-Building Systems: www.buildingsystems.basf.com.
3. Bostik Inc: www.bostik-us.com.
4. Chem Link, Inc: www.chemlinkinc.com.
5. Dow Corning Corporation: www.dowcorning.com/construction.
6. Fortifiber Building Systems Group: www.fortifiber.com.
7. Hilti, Inc: www.us.hilti.com.
8. Momentive Performance Materials, Inc (formerly GE Silicones): www.momentive.com.
9. Pecora Corporation: www.pecora.com.
10. Tremco Global Sealants: www.tremcosealants.com.
11. Sherwin-Williams Company: www.sherwin-williams.com.
12. Sika Corporation: www.usa-sika.com.
13. W.R. Meadows, Inc: www.wrmeadows.com.
14. Substitutions: See Section 01 60 00 - Product Requirements.
B. Self-Leveling Sealants: Pourable or self-leveling sealant that has sufficient flow to form a smooth, level
surface when applied in a horizontal joint.
1. Adhesives Technology Corporation: www.atcepoxy.com.
2. BASF Construction Chemicals-Building Systems: www.buildingsystems.basf.com.
3. Bostik Inc: www.bostik-us.com.
4. Dayton Superior Corporation: www.daytonsuperior.com.
5. Dow Corning Corporation: www.dowcorning.com/construction.
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City of Waterloo JOINT SEALANTS
INVISION #16021 2 of 6
6. Pecora Corporation: www.pecora.com.
7. The QUIKRETE Companies: www.quikrete.com.
8. Tremco Global Sealants: www.tremcosealants.com.
9. Sherwin-Williams Company: www.sherwin-williams.com.
10. Sika Corporation: www.usa-sika.com.
11. W.R. Meadows, Inc: www.wrmeadows.com.
12. Substitutions: See Section 01 60 00 - Product Requirements.
2.02 JOINT SEALANTS - GENERAL
A. Sealants and Primers: Provide products having lower volatile organic compound (VOC) content than
indicated in SCAQMD 1168.
2.03 NONSAG JOINT SEALANTS
A. Type 1 - General Purpose Exterior Sealant - Non-Staining Silicone Sealant: ASTM C920, Grade NS,
Uses M, G, O and A; not expected to withstand continuous water immersion or traffic.
1. Movement Capability: Plus 100 percent, minus 50 percent, minimum.
2. Non-Staining To Porous Stone: Non-staining to light-colored natural stone when tested in
accordance with ASTM C1248.
3. Dirt Pick-Up: Reduced dirt pick-up compared to other silicone sealants.
4. Hardness Range: 15 to 35, Shore A, when tested in accordance with ASTM C661.
5. Color: To be selected by Design Professional from manufacturer's standard range.
6. Cure Type: Single-component, neutral moisture curing.
7. Applications:
a. Wall expansion and control joints.
b. Joints between door, window, and other frames and adjacent construction.
c. Joints between different exposed materials.
d. Openings below ledge angles in masonry.
e. Control, expansion, and soft joints in masonry.
f. Joints between concrete and other materials.
B. Type 2 - Sanitary Sealant - Mildew-Resistant Silicone Sealant: ASTM C920, Grade NS, Uses M and A;
single component, mildew resistant; not expected to withstand continuous water immersion or traffic.
1. Color: White.
2. BASIS OF DESIGN:
a. BASF Building Systems; Omniplus.
b. Dow Corning Corporation; 786 Mildew Resistant.
c. GE Advanced Materials - Silicones; Sanitary SCS1700.
d. Pecora Corporation: www.pecora.com.
e. Sika Corporation; Sikasil GP: www.usa-sika.com.
f. Tremco Incorporated; Tremsil 200 Sanitary..
3. Applications:
a. Joints between plumbing fixtures and floor and wall surfaces.
b. Joints between kitchen and bath countertops and wall surfaces.
C. Type 3 - Wet Area Floor Sealant - Non-Sag "Traffic-Grade" Polyurethane Sealant: ASTM C920, Grade
NS, Uses M and A; single or multi-component; explicitly approved by manufacturer for continuous water
immersion and traffic without the necessity to recess sealant below traffic surface.
1. Movement Capability: Plus and minus 25 percent, minimum.
2. Hardness Range: 40 to 50, Shore A, when tested in accordance with ASTM C661.
3. Color: To be selected by Design Professional from manufacturer's standard range.
4. Service Temperature Range: Minus 40 to 180 degrees F.
5. Applications:
a. Interior control and expansion joints in concrete floors considered wet areas.
D. Type 4 - Acoustical Sealant - Acrylic-Urethane Sealant: Water-based; ASTM C920, Grade NS, Uses M
and A; single component; paintable; not expected to withstand continuous water immersion or traffic.
1. Movement Capability: Plus and minus 12-1/2 percent, minimum.
2. Hardness Range: 20 to 40, Shore A, when tested in accordance with ASTM C661.
3. Color: White.
4. Applications:
a. In sound-rated wall assemblies, and where not indicated as fire-rated:
1) gaps between top stud runner and structure, between bottom stud track and floor,
between gypsum wall board and floor, and between gypsum wall board and structure.
Five Sullivan Brothers CC Kitchen Plmb Improvements 07 92 00
City of Waterloo JOINT SEALANTS
INVISION #16021 3 of 6
2) gaps at electrical outlets, wiring devices, piping, and other openings; between
wall/ceiling and other construction; and other flanking sound paths.
E. Type 5 - General Purpose Interior Sealant - Acrylic Emulsion Latex: Water-based; ASTM C834, single
component, non-staining, non-bleeding, non-sagging; not intended for exterior use.
1. Color: To be selected by Design Professional from manufacturer's standard range.
2. Grade: ASTM C834; Grade - NF.
3. Applications:
a. Interior wall and ceiling control joints in non-wet areas.
b. Joints between door, window, and other frames and adjacent construction.
c. Other interior joints for which no other type of sealant is indicated.
F. Type 6 - Moving Joint Sealant - Non-Curing Butyl Sealant: Solvent-based; ASTM C1311; single
component, non-sag, non-skinning, non-hardening, non-bleeding; vapor-impermeable; intended for fully
concealed applications.
1. Applications:
a. Lap Joints in Sheet Metal Fabrications
b. Lap Joints between Manufactured Metal Panels
2.04 SELF-LEVELING SEALANTS
A. Type 7 - Exterior Pavement Sealant - Self-Leveling Polyurethane Sealant: ASTM C920, Grade P, Uses M
and A; single or multi-component; explicitly approved by manufacturer for traffic exposure; not expected
to withstand continuous water immersion .
1. Movement Capability: Plus and minus 25 percent, minimum.
2. Hardness Range: 35 to 55, Shore A, when tested in accordance with ASTM C661.
3. Color: Gray.
4. Service Temperature Range: Minus 40 to 180 degrees F.
5. Applications:
a. Control and Expansion Joints in Concrete Paving
B. Type 8- Interior Slabs (unpolished) - Semi-Rigid Self-Leveling Epoxy Joint Filler: Epoxy or
epoxy/polyurethane copolymer; intended for filling cracks and control joints not subject to significant
movement; rigid enough to support concrete edges under traffic.
1. Composition: Single or multi-component, 100 percent solids by weight.
2. Hardness: Minimum of 85 (Shore A) or 35 (Shore D), when tested in accordance with ASTM D2240
after 7 days.
3. Color: To be selected by Design Professional from manufacturer's standard colors.
4. Joint Width, Minimum: 1/8 inch.
5. Joint Width, Maximum: 1/4 inch.
6. Joint Depth: Provide product suitable for joints from 1/8 inch to 2 inches in depth including space
for backer rod.
7. Manufacturers:
a. Dayton Superior Corporation; Pro-Poxy P606: www.daytonsuperior.com/#sle.
b. Nox-Crete; DynaFlex 502: www.nox-crete.com/#sle.
c. W.R. Meadows, Inc; Rezi-Weld Flex: www.wrmeadows.com/#sle.
d. Substitutions: See Section 01 60 00 - Product Requirements.
2.05 ACCESSORIES
A. Backer Rod: Cylindrical cellular foam rod with surface that sealant will not adhere to, compatible with
specific sealant used, and recommended by backing and sealant manufacturers for specific application.
1. Closed Cell and Bi-Cellular: 25 to 33 percent larger in diameter than joint width.
B. Backing Tape: Self-adhesive polyethylene tape with surface that sealant will not adhere to and
recommended by tape and sealant manufacturers for specific application.
C. Masking Tape: Self-adhesive, nonabsorbent, non-staining, removable without adhesive residue, and
compatible with surfaces adjacent to joints and sealants.
D. Joint Cleaner: Non-corrosive and non-staining type, type recommended by sealant manufacturer;
compatible with joint forming materials.
E. Primers: Type recommended by sealant manufacturer to suit application; non-staining.
PART 3 EXECUTION
3.01 EXAMINATION
A. Verify that substrates and joints are ready to receive work.
Five Sullivan Brothers CC Kitchen Plmb Improvements 07 92 00
City of Waterloo JOINT SEALANTS
INVISION #16021 4 of 6
B. Verify that backing materials are compatible with sealants.
C. Verify that backer rods are of the correct size.
D. Preinstallation Adhesion Testing: Install a sample for each test location indicated in the test plan.
1. Test each sample as specified in PART 1 under QUALITY ASSURANCE article.
2. Notify Design Professional of date and time that tests will be performed, at least 7 days in advance.
3. Record each test on Preinstallation Adhesion Test Log as indicated.
4. If any sample fails, review products and installation procedures, consult manufacturer, or take
whatever other measures are necessary to ensure adhesion; re-test in a different location; if unable
to obtain satisfactory adhesion, report to Design Professional.
5. After completion of tests, remove remaining sample material and prepare joint for new sealant
installation.
3.02 PREPARATION
A. Remove loose materials and foreign matter that could impair adhesion of sealant.
B. Clean joints, and prime as necessary, in accordance with manufacturer's instructions.
C. Perform preparation in accordance with manufacturer's instructions and ASTM C1193.
D. Mask elements and surfaces adjacent to joints from damage and disfigurement due to sealant work; be
aware that sealant drips and smears may not be completely removable.
E. Concrete Floor Joints That Will Be Exposed in Completed Work: Test joint filler in inconspicuous area to
verify that it does not stain or discolor slab.
3.03 INSTALLATION
A. Perform work in accordance with sealant manufacturer's requirements for preparation of surfaces and
material installation instructions.
B. Perform installation in accordance with ASTM C1193.
C. Perform acoustical sealant application work in accordance with ASTM C919.
D. Measure joint dimensions and size joint backers to achieve the following, unless otherwise indicated:
1. Width/depth ratio of 2:1.
2. Neck dimension no greater than 1/3 of the joint width.
3. Surface bond area on each side not less than 75 percent of joint width.
E. Install bond breaker backing tape where backer rod cannot be used.
F. Install sealant free of air pockets, foreign embedded matter, ridges, and sags, and without getting sealant
on adjacent surfaces.
G. Do not install sealant when ambient temperature is outside manufacturer's recommended temperature
range, or will be outside that range during the entire curing period, unless manufacturer's approval is
obtained and instructions are followed.
H. Do not seal the following types of joints.
1. Intentional weepholes in masonry.
2. Joints indicated to be treated with manufactured expansion joint cover or some other type of sealing
device.
3. Joints where sealant is specified to be provided by manufacturer of product to be sealed.
4. Joints where installation of sealant is specified in another section.
5. Through-penetrations in sound-rated assemblies that are also fire-rated assemblies.
I. Nonsag Sealants: Tool surface concave, unless otherwise indicated; remove masking tape immediately
after tooling sealant surface.
J. Concrete Floor Joint Filler: After full cure, shave joint filler flush with top of concrete slab.
3.04 CLEANING
A. Clean adjacent soiled surfaces.
3.05 PROTECTION OF FINISHED WORK
A. Protect sealants until cured.
3.06 FIELD QUALITY CONTROL
A. Perform field quality control inspection/testing as specified in PART 1 under QUALITY ASSURANCE
article.
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City of Waterloo JOINT SEALANTS
INVISION #16021 5 of 6
B. Remove and replace failed portions of sealants using same materials and procedures as indicated for
original installation.
END OF SECTION