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SECTION 07405
CLADDING SUPPORT SYSTEMS
 
 
** NOTE TO SPECIFIER ** American Fiber Cement Corp.; Cladding support systems.
This section is based on the products of American Fiber Cement Corp., which is located at:
6901 S. Pierce St. Suite 180
Littleton, CO 80128
Toll Free Tel: 800-688-8677
Tel: 303-978-1199
Fax: 303-978-0308
Email: request info (info@americanfibercement.com)
Web: www.americanfibercement.com
[ Click Here ] for additional information.
American Fiber Cement Corporation was founded to supply the finest fiber reinforced cement building products for today's innovative construction professionals. These materials encompass a myriad of disciplines and applications including commercial, residential, industrial and agricultural.
The R-TEC CI System is designed for use with exterior rain screen cladding systems, and for use with mineral fiber or rigid board insulation.
 
PART 1 GENERAL
 
1.1
SECTION INCLUDES
 
** NOTE TO SPECIFIER ** Delete items below not required for project.
 
A.
Cladding support system for ventilated rain screen construction with continuous insulation of the following types:
1.
Masonry cladding.
2.
Fiber cement facades.
3.
Metal panels.
4.
Terracotta tiles.
5.
Phenolic panels.
1.2
RELATED SECTIONS
 
** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
A.
Section 04200 - Unit Masonry.
B.
Section 05400 - Cold-Formed Metal Framing.
C.
Section 07210 - Building Insulation.
D.
Section 07412 - Metal Wall Panels.
E.
Section 07450 - Fiber-Reinforced Cementitious Panels.
1.3
SUBMITTALS
A.
Submit under provisions of Section 01300 - Administrative Requirements.
B.
Product Data: Manufacturer's data sheets on each product to be used, including:
1.
Preparation instructions and recommendations.
2.
Storage and handling requirements and recommendations.
3.
Installation methods.
C.
Shop Drawings:
1.
Provide engineered design for attachment and back-up framing to support exterior cladding.
2.
Provide static calculations verifying sizing of members, attachment devices and fasteners to support the exterior cladding with a safety factor required by Authority Having Jurisdiction (AHJ).
3.
Provide Installation drawings and details.
D.
Verification Samples: For each product specified, two samples representing actual product.
1.4
QUALITY ASSURANCE
A.
Manufacturer: minimum of 2 years experience manufacturing similar products and with engineering capabilities required to provide the attachment system engineered drawings.
B.
Installer Qualifications: Minimum of 2 years experience with installation of similar products.
 
** NOTE TO SPECIFIER ** Include a mock-up if the project size and/or quality warrant taking such a precaution. The following is one example of how a mock-up on a large project might be specified. When deciding on the extent of the mock-up, consider all the major different types of work on the project.
 
C.
Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and application workmanship.
1.
Finish areas designated by Architect.
2.
Do not proceed with remaining work until workmanship, color, and sheen are approved by Architect.
3.
Remodel mock-up area as required to produce acceptable work.
1.5
DELIVERY, STORAGE, AND HANDLING
A.
Store products in manufacturer's unopened packaging until ready for installation in accordance with manufacturer's recommended guidelines.
1.6
PROJECT CONDITIONS
A.
Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
1.7
WARRANTY
A.
Warranty: Manufacturer warrants that its products are manufactured in accordance with its applicable material specifications and are free from defects in materials and workmanship.
1.
Only products that are installed and used in accordance with applicable manufacturer's instructions and specifications are warranted.
2.
The warranty is applicable only to claims made in writing and received by the manufacturer within thirty days after the defect was discovered and within ten years after the date of the shipment of the product by the manufacturer.
PART 2 PRODUCTS
 
2.1
MANUFACTURER
A.
Basis of Design: R-TEC CI System by American Fiber Cement Corp.; 6901 S. Pierce St. Suite 180, Littleton, CO 80128. ASD. Toll Free Tel: (800) 688-8677 ext. 102. Tel: (303) 978-1199. Fax: (303) 978-0308. Email: danglada@afccladding.com. Web: http://www.americanfibercement.com.
 
** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
B.
Substitutions: Not permitted.
C.
Requests for substitutions will be considered in accordance with provisions of Section 01600 - Product Requirements.
2.2
CLADDING SUPPORT SYSTEM
 
** NOTE TO SPECIFIER ** The R-TEC CI System for ventilated rain screen constructions is an engineered solution to enable today's design professional to meet the ASHRAE 90.1-2013 definition for continuous insulation. Delete if not required.
 
A.
Cladding Support System: R-TEC CI System by American Fiber Cement Corporation, an aluminum substructure composed of R-TEC brackets and either a single layer or double layer of aluminum profiles. Brackets and profiles shall be applied with fasteners through the external insulation and into the substrate.
1.
Configuration Based on Panel Size and Joint Locations: Single layer vertical only, single layer horizontal only, double layer starting with horizontal profile and then a vertical profile.
2.
Components:
a.
R-TEC CI Bracket.
b.
Aluminum "L," "T," "Hat" or "Z" profiles as indicated on engineered design submittal.
c.
Fixing: Stainless steel rivets and screws selected and engineered by attachment manufacturer to conform with the specified cladding and the exterior insulation in both thickness and type.
 
** NOTE TO SPECIFIER ** Typically required only for systems where insulation is exposed to sunlight through joints in the exterior cladding. Delete if not required.
 
3.
UV Protective Membrane: As supplied by American Fiber Cement Corp.
a.
For open joint ventilated rain screen systems.
b.
For exterior insulation requiring UV protection.
PART 3 EXECUTION
 
3.1
EXAMINATION
A.
Do not begin installation until substrates have been properly prepared.
B.
If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
3.2
PREPARATION
A.
Clean surfaces thoroughly prior to installation.
B.
Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
3.3
INSTALLATION
A.
Install in accordance with manufacturer's instructions and approved submittals, and in proper relationship with adjacent construction.
 
** NOTE TO SPECIFIER ** Delete if not required.
 
1.
Metal Stud Back-Up: Mark reference points identifying the center line of studs in exterior wall locations at the roof and base of walls prior to installation of sheathing or exterior insulation to allow for proper location of the brackets.
3.4
PROTECTION
A.
Protect installed products until completion of project.
B.
Touch-up, repair or replace damaged products before Substantial Completion.
END OF SECTION