SECTION 07 13 00

SHEET-APPLIED WATERPROOFING.

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PART 1    GENERAL.
1.1	SECTION INCLUDES.
A.	60 mil (1.5 mm) thick, self-adhering waterproofing membrane for balconies, plaza decks, and foundation walls.
1.	Driwall Membrane.
B.	Accessories:
1.	KeeneSeal 100: Silyl-terminated polyether hybrid elastomeric sealant.
2.	Driwall Membrane Adhesive: Fast-drying solvent-based adhesive.
1.2	RELATED SECTIONS.
A.	Division 03 - Concrete: General waterproofing requirements for structural concrete.
B.	Division 07 - Waterproofing: General waterproofing requirements for various building components.
C.	Division 07 - Membrane Roofing: Membrane applications, including those integrated with waterproofing systems.
1.3	REFERENCES.
A.	ASTM D412: Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers - Tension.
B.	ASTM E96: Standard Test Methods for Water Vapor Transmission of Materials.
C.	ASTM D570: Standard Test Method for Water Absorption of Plastics.
D.	ASTM D5385: Standard Test Method for Hydrostatic Pressure Resistance of Waterproofing Membranes.
E.	ASTM E-84: Standard Test Method for evaluating the surface burning characteristics of materials used for interior wall and ceiling finishes.
1.4	SUBMITTALS.
A.	Submit under provisions of Section 01 33 00.
B.	Product Data:
1.	Manufacturer's data sheets on each product to be used.
2.	Preparation instructions and recommendations.
3.	Storage and handling requirements and recommendations.
4.	Typical installation methods.
5.	Certifications: Provide certification that installed materials meet specified performance criteria.
C.	Verification Samples: Two representative units of each type, size, pattern, and color.
D.	Shop Drawings: Include details of materials, construction, and finish. Include relationship with adjacent construction.
1.5	QUALITY ASSURANCE.
A.	Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum of two years' production of similar products.
B.	Installer Qualifications: Installers must be trained and approved by Keene Building Products.
C.	Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.
D.	Mock-Up: Construct a mock-up with actual materials in sufficient time for Architect's review and to not delay construction progress. Locate mock-up as acceptable to Architect and provide temporary foundations and support.
1.	The intent of a mock-up is to demonstrate quality of workmanship and visual appearance.
2.	If the mock-up is not acceptable, rebuild the mock-up until satisfactory results are achieved.
3.	Retain mock-up during construction as a standard for comparison with completed work.
4.	Do not alter or remove mock-up until work is completed or removal is authorized.
5.	Subject to compliance with requirements, approved mockups may become part of the completed Work if undisturbed at time of Substantial Completion.
1.6	PRE-INSTALLATION CONFERENCE.
A.	Convene a conference approximately two weeks before scheduled commencement of the Work. Attendees shall include Architect, Contractor and trades involved. Agenda shall include schedule, responsibilities, critical path items and approvals.
1.7	DELIVERY, STORAGE, AND HANDLING.
A.	Delivery: Deliver materials in original, unopened containers with intact labeling.
B.	Storage: Store and handle in strict compliance with manufacturer's written instructions and recommendations. Store materials at 50 degreesF to 120 degreesF (10 degreesC to 48.9 degreesC)in a dry, protected area. Protect from prolonged exposure to sunlight (not more than 30 days).
C.	Protect from damage due to weather, excessive temperature, and construction operations.
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 recommended limits.
1.9	WARRANTY.
A.	Provide manufacturer's project-specific limited warranty for the Driwall Membrane, covering defects in materials and workmanship.
PART 2    PRODUCTS.
2.1	MANUFACTURERS.
A.	Acceptable Manufacturer: Keene Building Products, which is located at:<BR />2926 Chester Ave.<BR />Cleveland, OH 44114<BR />Toll Free Tel: 877-514-5336<BR />Tel: 440-605-1020<BR />Fax: 440-605-1120<BR />Email: request info (info@keenebuilding.com);Web: https://www.keenebuilding.com 
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with the provisions of Section 01 60 00.
2.2	PERFORMANCE AND DESIGN REQUIREMENTS.
A.	Impermeable to air, moisture vapor, and water.
B.	Self-adhering to plywood, OSB, concrete, and metal.
C.	Highly resistant to punctures and tears.
2.3	PRODUCT TYPES.
A.	Sheet-applied Waterproofing: Self-adhering flashing & waterproofing membrane that provides an air & vapor barrier for full wall or flashing applications in masonry, wood, or gypsum construction.
1.	Sheet-applied Waterproofing Types.
a.	Driwall Membrane 60 mil Self-Adhesive Waterproofing Membrane.
1)	Physical Characteristics:
a)	Thickness: 60 mil (1.5 mm).
b)	Tensile Strength: 390 psi (ASTM D412).
c)	Water Vapor Permeation: 0.0152 perms (ASTM E96).
d)	Hydrostatic Head Resistance: 197 ft (ASTM D5385).
e)	Flame Spread: Self-Extinguishing
B.	Accessories:
1.	Sealant.
a.	KeeneSeal 100: Silyl-terminated polyether hybrid elastomeric sealant.
1)	Physical Characteristics:
a)	One component, fast grab, multipurpose silyl-terminated polyether (hybrid) elastomeric sealant. Fully cured, low VOC formula provides stress-free adhesion to Driwall Membrane, PVC, concrete, masonry, painted surfaces, OSB, plywood, metal plus other common substrates.
b)	Meets specifications: ASTM C920 Type S, Grade NS, Class 25, Use NT, A, M.
2.	Adhesive.
a.	Driwall Membrane Adhesive: Solvent-based adhesive.
1)	Physical Characteristics:
a)	Fast-drying solvent release adhesive. Designed to require a minimum amount of mixing before applications.
PART 3    EXECUTION.
3.1	EXAMINATION.
A.	Acceptable substrates for Driwall Membrane 60 mil are plywood, oriented strand board (OSB), concrete, metal, and like materials.
B.	Do not begin installation until the substrates have been properly constructed and prepared.
C.	If substrate preparation is the responsibility of another installer, notify Architect in writing of unsatisfactory preparation before proceeding.
D.	Verify surfaces are clean, dry, and free from oil, grease, and contaminants.
E.	Ensure concrete has cured for a minimum of 7 days.
3.2	SURFACE PREPARATION.
A.	To ensure maximum adhesion, it is recommended that all substrates be primed with Driwall Membrane Adhesive.
B.	Flash penetrations and drains, extending flashing 6 inch (152.40 mm).
C.	Fill cracks larger than 1/16 inch (1.59 mm).
3.3	INSTALLATION - SHEET-APPLIED WATERPROOFING.
A.	Flashing:
1.	All penetrations and drains must be flashed.
2.	Flashing should extend a minimum of 6 inches (152.40 mm) from penetration.
3.	Follow all applicable construction details for transitions from horizontal to vertical surfaces.
4.	Once installation is complete use a suitable hand roller to firmly press the Driwall Membrane to the substrate.
5.	All terminations must be sealed with KeeneSeal 100.
B.	Horizontal Applications:
1.	Begin at the lowest point and work upwards.
2.	Roll with an 80 lb. (36.3 kg) roller for full adhesion.
3.	All ends that do not terminate at a Driwall Membrane interface must be sealed with KeeneSeal 100.
4.	Overlaps:
a.	All side laps must be a minimum of 3 inches (76.20 mm).
b.	All end laps must be a minimum of 6 inches (152.40 mm).
c.	Ensure all end laps are staggered.
C.	Vertical Applications:
1.	Limit section height to 8 feet (2.4 m) for adhesion.
2.	Use a hand roller for adequate adhesion.
3.	All ends that do not terminate at a Driwall Membrane interface must be sealed with KeeneSeal 100.
4.	Overlaps:
a.	All side laps must be a minimum of 3 inches (76.20 mm).
b.	All end laps must be a minimum of 6 inches (152.40 mm).
c.	Ensure all end laps are staggered.
D.	For balcony and breezeway applications:
1.	Ensure proper drainage/slope is incorporated to prevent standing water.
2.	Start with the lowest point and work towards highest point.
3.	Unroll Driwall Membrane against the surface that is to be covered while simultaneously removing the release film.
4.	Once installation is complete, roll Driwall Membrane with an 80 lb. (36.3 kg) rubber-faced roller.
5.	Overlaps:
a.	All side laps must be a minimum of 3 inches (76.20 mm).
b.	All end laps must be a minimum of 6 inches (152.40 mm).
c.	Ensure all end laps are staggered.
d.	All ends that do not terminate at a Driwall Membrane interface must be sealed with KeeneSeal 100.
3.4	PROTECTION.
A.	Cover membrane within 30 days to protect from UV exposure and weather.
B.	Install protection boards or drainage layers to prevent damage during construction activities.
3.5	FIELD QUALITY CONTROL.
A.	Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
B.	Inspect and repair any deficiencies immediately, following manufacturer guidelines.
C.	Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.
3.6	CLEANING AND PROTECTION.
A.	Clean products in accordance with the manufacturer's recommendations.
B.	Touch-up, repair or replace damaged products before Substantial Completion.

END OF SECTION