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SECTION 07450
FIBER REINFORCED CEMENTITOUS PANELS
 
 
Copyright 2007 - 2017 ARCAT, Inc. - All rights reserved
** NOTE TO SPECIFIER ** Cement Board Fabricators; products.
This section is based on the products of Cement Board Fabricators, which is located at:
2148 S. 41st St.
Louisville, KY 40211
Toll Free Tel: 800-366-5378
Tel: 502-774-5757
Fax: 502-774-5754
Email: request info (info@cbf11.com)
Web: www.cementboardfabricators.com
[ Click Here ] for additional information.
Cement Board Fabricators is dedicated to distributing the highest caliber of fiber cement products within the U.S., at reasonable prices and in a timely manner, while providing each individual with constant and reliable customer support.
SIL-BONIT Cladding Sheets are applicable for all kinds of facades for new construction or refurbishment projects. SIL-BONIT(TM) cladding sheets are available in several colors and sizes permitting various design options, which fulfill both aesthetic and functional requirements.
 
PART 1 GENERAL
 
1.1
SECTION INCLUDES
 
** NOTE TO SPECIFIER ** Delete items below not required for project.
 
A.
Fiber reinforced cement panel siding system.
B.
Accessories required for complete installation.
1.2
RELATED SECTIONS
 
** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
A.
Section 05400 - Cold Formed Metal Framing.
B.
Section 06100 - Wood framing.
C.
Section 06114 - Wood Panel Sheathing.
D.
Section 06160 - Sheathing.
E.
Section 07210 - Blown Insulation.
F.
Section 07900 - Joint Protection.
G.
Section 08310 - Access Panels and Frames.
H.
Section 09205 - Plaster and Gypsum Board.
1.3
REFERENCES
 
** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
A.
ASCE 7 - Minimum Design Loads for Buildings and Other Structures.
B.
ASTM C 1186 - Standard Specification for Flat Non-Asbestos Fiber-Cement Sheets.
C.
ASTM E 84 - Standard Test Method for Surface Burning Characteristics of Materials.
D.
ASTM E 330 - Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure.
1.4
SYSTEM DESCRIPTION
A.
Performance Requirements:
1.
Design and size components to withstand live loads caused by pressure of wind acting normal to plane of wall as calculated in accordance with ANSI/ASCE 7, and as measured in accordance with ANSI/ASTM E 330.
2.
Deflection: Provide system capable of withstanding wind loading within the following limitations:
a.
No permanent deformation is acceptable.
3.
Design system to accommodate, without damage to system, components or deterioration of seals; movement within system; movement between system and perimeter framing components; dynamic loading and release of loads; and deflection of structural support framing.
4.
Design to accommodate vertical inter-story movement and provide an allowance for the following tolerances:
a.
Building floor slab live load differential deflection.
b.
Structural creep.
c.
Thermally induced expansion and contraction of framing members.
d.
Fabrication and erection tolerances.
e.
Design ultimate load capacity of anchor components to withstand 2.0 times "Design Wind Load" without failure.
5.
Maintain continuous air and vapor barrier throughout assembly.
1.5
SUBMITTALS
A.
Submit under provisions of Section 01300.
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, including fastening patterns.
C.
Shop Drawings: Provide shop drawings and erection plans for review including the following:
1.
Layout of furring, weather barrier, finished sheets and fastener pattern.
2.
Details at base and top of walls, corners, at window and door trim and at other openings and connections.
3.
Shop drawings prepared and stamped by a structural engineer licensed in the state where the project is located.
D.
Calculations: Provide wind load calculations, engineering calculations and substantiating data to validate wind resistance of roof system.
E.
Product certificates including Research//Evaluation report or Code Authority approval of the system use for intended application.
 
** NOTE TO SPECIFIER ** Include the following paragraph(s) for product specified requiring color selection. Delete selection samples if colors have already been selected.
 
F.
Selection Samples: For each finish product specified, two complete sets of color chips representing manufacturer's full range of available colors and patterns.
G.
Verification Samples: For each finish product specified, two samples, minimum size 3 inches by 6 inches (76 mm by 150 mm) square, representing actual product, color, and patterns.
H.
Manufacturer's Certificates: Certify materials and accessory component products meet or exceed specified requirements.
I.
Manufacturer's warranties. Executed by manufacturer and installer.
1.6
QUALITY ASSURANCE
A.
Installer Qualifications: Provide installer with not less than three years of experience with products similar to those specified.
 
** 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.
 
B.
Mock-Up: Provide a mock-up of complete panel system including furring, insulation, weather barrier and panels for approval by Architect.
1.
Finish areas designated by Architect.
2.
Mock-up shall be a minimum of 4 panels showing one vertical and one horizontal joint and complete installation system and fastener layout.
3.
Do not proceed with remaining work until workmanship and color are approved by Architect.
4.
Refinish mock-up area as required to produce acceptable work.
C.
Pre-Installation Conference:
1.
Prior to any panel application, the Contractor shall convene a pre-installation conference.
2.
Coordinate conference scheduling with the Architect. Conference shall be attended by the Contractor, Architect, personnel directly responsible for the installation of panels, flashing and sheet metal work and other trades interfacing with the panel work.
3.
Provide a copy of meeting notes and action items to all attending parties. Note action items requiring resolution prior to start of roof work.
4.
Discuss specific expectations and responsibilities, construction procedures, specification requirements, application, environmental conditions, job and surface readiness, material storage, and protection.
1.7
DELIVERY, STORAGE, AND HANDLING
A.
Do not deliver cement panels to site until job is ready for their installation.
B.
Store products in manufacturer's unopened packaging until ready for installation.
C.
Store materials off the ground, flat and under cover in a dry place until erection.
D.
Keep materials dry and protect from freezing.
E.
Store materials in such a way to accommodate easy inspection of the materials prior to installation.
1.8
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 absolute limits.
1.9
WARRANTY
A.
Installed material shall have a manufacturer's 5 year warranty.
B.
Warranty includes the repair or replacement of siding that does not comply with requirements or that fails within specified warranty period. Failures include, but are not limited to, cracking, deforming or otherwise deteriorating beyond normal weathering.
PART 2 PRODUCTS
 
2.1
MANUFACTURERS
A.
Acceptable Manufacturer: Cement Board Fabricators, which is located at: 2148 S. 41st St.; Louisville, KY 40211; Toll Free Tel: 800-366-5378; Tel: 502-774-5757; Fax: 502-774-5754; Email: request info (info@cbf11.com); Web: www.cementboardfabricators.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.
 
** NOTE TO SPECIFIER ** Select the siding material required from the following paragraphs. Delete materials from the following paragraphs that are not actually required for the project.
 
2.2
MATERIALS
 
** NOTE TO SPECIFIER ** SIL-BONIT(TM) siding panels are intended for use for new construction, building facade refurbishment or insulation projects with light facades. SIL-BONIT(TM) cement panels meet the highest requirements of quality, function, weather resistance and aesthetics.
 
A.
Prefinished Cement Board Siding Panels: SILBONIT siding sheets, fiber reinforced, cement based product conforming to ASTM C 1186 and manufactured of cement sand, cellulose fibers and fillers.
1.
Panel Size:
 
** NOTE TO SPECIFIER ** Select the size(s) required from the following paragraphs and delete the one not required.
 
a.
5/16 inch 4 feet by 8 feet. (8 mm by 1220 mm by 2440 mm).
b.
5/16 inch 4 feet by 10 feet. (8 mm by 1220 mm by 3050 mm).
2.
Colors:
 
** NOTE TO SPECIFIER ** Select the color(s) required from the following Natural Colors or Treated Colors paragraphs as required and delete the ones not required. If more than one color is required indicated the location of each on the Drawings.
 
a.
Natural colors:
1)
Ash - Natural.
2)
Desert - Natural.
3)
Almond - Natural.
4)
Stone - Natural.
5)
Olive - Natural.
6)
Coral - Natural.
7)
Gold - Natural.
8)
Iceberg - Natural
9)
Bark - Natural
10)
Chestnut - Natural
 
** NOTE TO SPECIFIER ** Select the fastener type required from the following paragraphs and delete those not required.
 
3.
Mechanical fasteners: External tamper proof screws, stainless steel, torx head fasteners.
a.
Screws shall be length as required by the panel manufacturer for the furring material used.
b.
Wood screws: Size: #10 by 1-1/2 inch (38 mm).
c.
Steel Screws: Size: #10 by 10 inch (25.4 mm).
 
** NOTE TO SPECIFIER ** Painted screws are optional delete if not required.
 
d.
Use painted screws to match panel finish.
4.
Continuous cushions of black EPDM rubber, 1-1/4 inch (32 mm) and 3-1/2 inch (95 mm) as required.
 
** NOTE TO SPECIFIER ** Select the accessories required from the following paragraphs. Delete references from the list below that are not actually required by the text of the edited section.
 
2.3
ACCESSORIES
A.
Trim: PVC, composite and stainless steel trim shapes suitable for trim conditions.
B.
Sheet Metal Flashing: Minimum 26 gauge hot-dipped galvanized steel sheet, or stainless steel.
C.
Wood furring materials shall conform to the requirements specified is Section 06100.
D.
Metal furring shall conform to the requirements of Section 09205.
E.
Rigid insulation between furring channels shall comply with Section 07210. Thickness of insulation shall be as indicated on the Drawings.
PART 3 EXECUTION
 
3.1
EXAMINATION
A.
Do not begin installation until substrates have been properly prepared.
B.
Ensure that framing is completed and that electrical rough-in, windows, doors, and flashing are in place before proceeding with work of this section.
C.
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. Repair as necessary any substrate conditions that would be detrimental to proper installation.
B.
Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
C.
Ensure that all dust, dirt, fingerprints and all other foreign marks on the material are removed prior to installation of the panels.
3.3
INSTALLATION - GENERAL
A.
Install in accordance with manufacturer's instructions and the approved shop drawings.
B.
Panel Cutting:
1.
Cut panels using a high speed circular saw with a segmented diamond blade.
2.
Cut panels from the front side and protect the face from being damaged during cutting.
3.
For incidental cuts, cut panels from the front side using a jigsaw with a carbide tip blade.
4.
Provide adequate ventilation during cutting. Use of a dust extractor is recommended.
5.
Reseal fabricated edges per manufacturer's instructions.
C.
Drilling:
1.
Drilling of holes must be done from the front of the panel using a carbide tip drill bit.
2.
Holes are recommended to be done using a universal drill.
3.
Larger holes, or cut-outs on the panel, can be made by a jig saw with a carbide blade or a hole saw with a diamond blade.
D.
Prepare structural backing with studs, backer board, weather barrier and furring as required to meet the performance requirements specified. Install fiber reinforced panels over a properly prepared support system in accordance with the manufacturer's installation instructions and approved shop drawings.
E.
Install weather barrier over prepared substrate.
F.
Fiber reinforced cement panel siding shall be installed over an impervious weather barrier, on furring strips with black EPDM rubber strips, and with an air cavity behind the face panel to allow ventilation of the substrate.
G.
Panels shall be attached to furring using the attachment pattern and fasteners indicated in the manufacturer's installation instructions and approved shop drawings.
H.
Install black EPDM rubber strips to each furring member.
I.
Pre-drill holes in cement boards in pattern indicated in the manufacturers installation instructions and approved shop drawings. Holes shall be of size as specified by the panel manufacturer for the fasteners being used.
J.
Fasten fiber cement board to furring as per vendor's details with approved stainless steel fasteners.
3.4
PROTECTION
A.
Protect installed products until completion of project.
B.
Inspect walls for any damage. Replace panels that are damaged. Do not attempt to repair.
C.
Ensure all dirt, dust, fingerprints and all foreign marks are immediately removed from the face of the material to avoid from permanent damage.
D.
Replace damaged products before Substantial Completion.
END OF SECTION