Is Vinyl Siding Fire Resistant

Fiber cement siding won t ignite burn or melt when exposed to either heat or flames.

Is vinyl siding fire resistant. Vinyl is not highly recommended though. Facts about vinyl siding according to fire rescue vinyl siding is more difficult than many other building materials to ignite because it is composed mainly of pvc which is inherently flame retardant due to its chlorine base. It normally requires consistent flame exposure to catch fire but once it does catch fire the results can be catastrophic. Vinyl siding is fire resistant harder to ignite and easier to extinguish.

The downside though is that it s one of the least fire resistant house siding types. In fact this siding complies with astm e136 as a non combustible cladding and is recognized by fire departments across the country. Vinyl is the most popular type of siding for residential homes in the united states. Find local siding contractors today.

Since vinyl is made of manufactured plastic it quickly melts when exposed to the high heat of a wildfire. Most wood siding takes time to ignite. Among the materials not recommended for fire resistance is vinyl. It also won t contribute fuel to a fire.

Unlike many materials fiber cement siding from james hardie such as hardieplank offers great fire resistance. Additionally just because the siding has been treated doesn t mean that the exterior trim or roof soffit is safe so make sure to either install separate fire resistant or treated trim as well. The difference though is how the product holds up to heat. It also tends to last for many years and will look beautiful on just about any home.

Poor quality vinyl siding products have even been seen to bubble and warp after only sun heat exposure as seen in this abc news report.