Type Ii Vinyl Passes Flame Codes

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Type ii vinyl passes flame codes.

It was eliminated from the test method because it has been shown that materials that pass the test do not necessarily exhibit a fire performance that is acceptable. What are the i codes. Nonbearing partitions where the required fire resistance rating is 2 hours or less. Type be a part of an assembly that provides necessary determined fire protection and or performance i e flame spread hourly rated assemblies radiant heat release i codes provide the regulatory framework for the construction of homes and buildings.

The rating criteria are either pass did not ignite or fail ignites. The four i codes that affect vinyl siding polypropylene siding. The flame spread categories are as follows per astm e 84 ul 723. Nfpa 701 establishes test methods to assess the propagation of flame of various textiles and films under specified fire test conditions.

Flame spread 25 or less frtw some fr surface coatings class b or ii. This one illustrates test method 2 required for vinyl coated fabric blackout linings. 1 1 1 test method 1. For high pressure decorative exterior grade compact laminates hpl exterior wall coverings used on buildings of type i ii iii and iv construction section 1409 11 of the ibc provides alternate conditions that do not require compliance with nfpa 285 such as using hpl not higher than 40 feet and having a fire separation distance of more than 5 feet.

Fire retardant treated wood shall be permitted in. Electrical tape or insulating tape is a type of pressure sensitive tape used to insulate electrical wires and other materials that conduct electricity it can be made of many plastics but vinyl is most popular as it stretches well and gives an effective and long lasting insulation electrical tape for class h insulation is made of fiberglass cloth. The most commonly used flame spread classifications are. The surface of the test specimen is touched by a 5 8 long pencil thin flame for a period of 1 second.

The scale is divided into classes. A 1 1 a small scale test method appeared in nfpa 701 until the 1989 edition. Class i or a with a. Class a or i.

Combustible materials shall be permitted in buildings of type i or ii construction in the following applications and in accordance with sections 603 1 1 through 603 1 3. Flame spread classes the ubc and boca codes use the i ii iii designation and the standard code uses a b c. Flame spread 26 to 75 other fr surface coatings. The test was not reproducible for many types of fabrics and could not predict actual full scale performance.

Using this method a 2 x 6 specimen is placed into the tester situated at a 45 degree angle.