Composite Wood Siding

The Next Generation of Siding

Composite House SidingChoose from more than 100 different products in four distinctive families of LP® SmartSide® Trim & Siding that look beautiful while helping to resist fungal decay and termites.

Composite Siding Warranty

Register Your LP SmartSide Trim & Siding Warranty Today

Get 100% labor and replacement for the first 5-years and a 50-year warranty on the product. Register today and get peace of mind tomorrow.

 Carefully Designed.

 Brutally Tested.

Composite Siding


Each piece of engineered LP SmartSide Trim & Siding is fortified throughout the material with our proprietary SmartGuard® process with zinc borate to resist fungal decay and termites. Since 1996, LP SmartSide strand products have been tested in Hilo, Hawaii. Hilo's climate is ideal for testing and evaluating fungal decay. See the durability tests yourself.



LP SmartSide Siding

A Complete Family of Products

Performance. Beauty. Choice.

Explore our vast line-up of affordable siding options, architectural styles and Smartside Trim.

SmartGuard Siding

Natural Resources, Smartly Used

Environmentally Friendly Siding

LP Smartside products start with sustainably harvested premium hardwoods, which are then engineered with the non-toxic SmartGuard process. Our LP SmartSide factories are driven by energy provided by waste wood unfit for our products. It’s not just environmentally friendly, it’s the smart thing to do.


LP SmartSide: Approved for WUI

LP SmartSide siding meets the California State Fire Marshall's (SFM) requirements for use in California's Wildland Urban Interface (WUI) areas. For further info, call our Technical Services Staff at 800-450-6106, download our independent lab report, or download the WUI product list from the California Department of Forestry & Fire Protection.

Did You Know?

In many mills, LP has reduced waste headed to landfills by more than 60 percent over the past 5 years.

The next generation of LP composite siding offers the natural look of cedar siding, ... It’s not just environmentally friendly, it’s the smart thing to do.