ColorKlad® Specs

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Scope:

Provide labor, equipment, materials and services shown on the drawings, as herein specified and/or required by job site conditions.

Materials:

1. Pre-painted architectural roofing and/or sheet metal accessories shall be ColorKlad, as supplied by Ryerson.
   
2. All materials shall be 24-gauge, hot-dipped galvanized steel (G-90), commercial quality, primed and finished one side with BASF Fluoroceram® full-strength Kynar® 500- or Hylar® 5000-based fluoropolymer coating 1.0 +/- 0.1 mil total dry film thickness.
   
3. A washcoat of .3 - .4 mil dry film thickness shall be applied to the reverse side.
   
4. The pre-painted, finished side shall be coated with a factory-installed, strippable film for protection of the finished surface during fabrication, shipping and installation.
   
5. The material shall be protected from heat and direct sunlight to prevent possible deterioration of the strippable film and the finished coating. Color shall be __________ selected from the ColorKlad colors currently available.
   View Color Chart

Performance Criteria:

1. The 70% Kynar® 500- or Hylar® 5000-based finish coating shall conform to the following tests and standards:
   
   Hardness
   F Minimum; ASTM D3363.
   
   Adhesion
   Cross Hatch - 1/16 inch (no removal); ASTM D3359
   
   Formability
   2T Bend (no cracking or removal); ASTM D4145.
   
   Reverse Impact
   No removal when taped; ASTM D2794.

2. The base metal shall conform to the following tests and standards:

   Minimum Yield
   36,000 PSI; A370, ASTM A653.
   
   Coefficient of Thermal Expansion
   6.7 x 106 in/in/Fo, ASTM E228.
   
   Modulus of Elasticity
   29 x 106, ASTM E111.

ColorKlad shall be cut, formed or riveted using hand or power tools. Fabricate and install in accordance with drawings and specifications using recognized sheet metal practices.

Maintain sharp, clean, properly dressed and closely aligned cutting edges. To avoid damage, exercise care during fabrication and installation.

Use color-matched, touch-up paint and rivets where required.

All fabrication and installation shall be accomplished with strippable film in place. After installation of each piece of ColorKlad, immediately remove strippable film. Exposure of strippable film to ultraviolet light may damage paint coating underneath and make removal of strippable film difficult.

Maintenance:

Maintenance usually is not required. ColorKlad is self-cleaning or can be cleaned with mild soap and water. Follow with clear rinse.

Warranty:

Material shall require a written 30-year, non-prorated warranty covering fading, chalking and integrity. The warranty shall include labor and materials through the thirtieth year. Material shall not show a color change greater than 5 NBS color units per ASTM D2244, and not show chalking in excess of 8 per ASTM D4214.

Please see copy of the entire ColorKlad Warranty, detailing all provisions and stipulations. View ColorKlad Warranty