1. WE Cork Tile Flooring
2. WE Cork Plank Flooring

1. Section 03300, Cast-In-Place Concrete; Concrete substrate to receive cork flooring
2. Section 06100, Rough Carpentry; Plywood underlayment
3. Section 09618, Cork Underlayment; Cork underlayment under ceramic tile, stone, or hardwood floors for sound control and stress crack protection
4. Section 09900, Painting: Field finishing of unfinished material

1.03 - SUBMITTALS

A. Product Data: Submit manufacturer's printed product data, test reports and installation instructions. Include materials, finishes, required substrate preparation, adhesives, and accessories.

B. Samples: Submit representative samples of each material that is to be exposed in the completed work. Show full color ranges and finish variations expected.

1.04 - QUALITY ASSURANCE

A. Manufacturer: For each material type required for the work of this section, provide primary materials which are the product of one manufacturer. Provide secondary or accessory materials which are acceptable to the manufacturers of the primary materials.

B. Mock-Up: Prior to commencing the primary work of this section, provide a 3 ft. x 3 ft. mock-up of each WE Cork Flooring type for approval. Remove and replace mock-up which is not approved. Approved mock-up built in place may be incorporated into the finished work.

1.05 DELIVERY, STORAGE, AND HANDLING

A. Deliver materials and products in factory labeled packages. Store and handle in strict compliance with manufacturer's instructions and recommendations. Protect from damage from weather, excessive temperatures, and construction operations.

1. Tile Type: Provide WE Cork Tile Flooring of the following shade and finish: [LW (light waxed)] [MW (medium waxed)] [DW (dark waxed)] [LVM (light varnish matte finish)] [MVM (medium varnish matte finish)] [DVM (dark varnish matte finish)] [LU (light unfinished)] [MU (medium unfinished)] [DU (dark unfinished)]
2. Size: [12 in. x 12 in. x 3/16 in. thick] [12 in. x 12 in. x 5/16 in. thick] [other dimensions and thicknesses available on special order]
3. Edge: Square edge

1. Type: Provide WE Cork Plank Flooring of the following shade and finish: [LW (light waxed)] [LVM (light varnish matte finish)] [MW (medium wax)] [MVM (medium varnish matte finish)]
2. Size: [4 in. x 36 in. x 3/16 in. thick] [4 in. x 36 in. x 3/16 in. thick] [other dimensions and thicknesses available on special order]
3. Edge: [Beveled edge] [Square edge]

1. Binder: Urethane
2. Density: Minimum 34 lb. per cubic foot
3. Compression at 14,000 psi: 97 - 100%
4. Immersion:
   1. Water at 212 degrees F., 3 hours: No disintegration
   2. ASTM - Oil #1 at 212 degrees F., 2 hours: No disintegration
   3. ASTM - Fuel #1 at Room Temperature - 10 days: No disintegration
   4. Hydrochloric Acid at Boiling, 1/2 hour: No disintegration
5. Dimensional Changes, ASTM D 1770: Less than or equal to 0.5%
6. Thermal Conductivity, ASTM C 177: "R" value of 2.6

1. Concrete: Test concrete for moisture using standard calcium chloride moisture test. Moisture content shall be less than 3.0 lb. per 1000 sq. ft. per 24 hour period.
2. Porous and Absorbent Subfloors: Apply a primer or thin coat of adhesive on porous and absorbent subfloors to prevent adhesive from "disappearing" into the surface
3. Porous and Absorbent Subfloors: Apply a primer or thin coat of adhesive on porous and absorbent subfloors to prevent adhesive from "disappearing" into the surface
4. Fill cracks with latex floor filler

1. Acceptable Underlayment: 1/4 in. APA Underlayment Grade Plywood, fastened to subfloor using 1-1/4 in. ring grooved or resin-coated nails, spaced every 6 in. o.c. in field and every 4 in. o.c. around perimeter
2. Fill cracks with latex floor filler

1. Floor materials shall acclimate for 72 hours in location of installation at a minimum temperature of 66 degrees F
2. Unpack and inspect flooring materials for defects

1. Lay adjoining tiles or planks following number sequence provided by the manufacturer. Ensure that joints and edges are butted firmly
2. During and after installation frequently roll flooring with a 70 - 100 lb. roll

1. Regular Cleaning: Treat waxed WE Cork Flooring with waxed finish with a good quality paste wax (i.e. Butcher wax) and buff
2. Heavier Cleaning: Remove old wax and dirt with a power buffing machine using 00 steel wool disc or 150 to 180 grit sandpaper disc or nylon screen pad. Apply several coats of wax and buff between each coat with a lamb's wool pad

1. Where a more shiny appearance is desired, apply liquid polish and/or buff flooring. Do not use wax
2. Refinishing: Remove old finish with a power buffing machine using 150 to 180 grit sandpaper or nylon screen pad. Apply polyurethane in accordance with manufacturer's recommendations