Is Vinyl Siding A Fire Hazard

Siding with safety understanding the fire performance benefits of vinyl siding vinyl siding manufacturers are committed to keeping you safe by offering products with a low fire risk.

Is vinyl siding a fire hazard.

Chlorine 57 from common salt and ethylene 43 from natural. Vinyl also known as polyvinyl chloride pvc is created using two simple building blocks. Vinyl also known as pvc or polyvinyl chloride starts with two simple building blocks. In addition some vinyl siding is allowed to be used on astm e119 fire rated assemblies because it does not contribute to the growth of the fire.

Aluminum siding t 111 plywood and vinyl siding. In addition vinyl siding is allowed. Vinyl siding is a part of many ul rated e119 assemblies. Fiber cement can withstand high heat from fires.

Studies are inconclusive as to whether applying vinyl siding to homes causes health problems for residents. As pvc burns the chlorine in the material escapes creating an acid smoke that contains hydrogen chloride. As vinyl siding ages it continues to release low levels of the same harmful chemicals that were produced during the manufacturing process. Chlorine from common salt and ethylene from natural gas.

So far the most studied danger of vinyl siding comes when it is burned as in a house fire. Fire safety characteristics of vinyl siding. Insulated vinyl siding limitations will be listed in the code compliance report. Ibc table 602 and ibc 705 5 place certain fire resistive ratings on walls depending on the occupancy type and size of building based on astm e119 tests.

One homeowner s vinyl siding dimpled then blistered and warped into waves. This in part explains why most vinyl siding can meet the stringent flame requirements for fire safety required by the international building code which is adopted by every state. But some homeowners are saying these energy efficient windows are causing a significant fire hazard. However if your house catches fire the siding will release high levels of lethal chemical vapors.

Nonetheless the evidence of the danger of vinyl siding and synthetic insulation is compelling. But the homeowners could not figure out why it was happening until their research turned up some scary video. The national fire protection association does not cite any exterior wall coverings including vinyl siding brick and stucco as the cause of residential fires.