Boards with water and fire crashing into them

Defend your Build® Come Hail Or High Water, Fire Or Heat

See How

LP WeatherLogic®

Premium protection in versatile roof and wall panels safeguards the home from air and water during construction and for years to come.

Structural I wall and roof sheathing system with an integrated overlay helps provide a continuous air and water-resistive barrier for a tighter building envelope while allowing moisture vapor to escape
AAMA 711-13 approved high-performance seam and flashing acrylic adhesive withstands temperature cycles and delivers consistent, long-term protection
WeatherLogic board with water

LP Legacy®

Super-tough, moisture resistant sub-flooring for the toughest sub-flooring jobs on the planet

Each wood strand is coated with water-resistant resins using Gorilla Glue Technology® for APA-verified stiffness and super moisture resistance.
LP offers a unique Covered Until It’s Covered® No-Sand Warranty on its LP Legacy sub-floor, as well as a Lifetime Limited Warranty that lasts as long as the home.
Legacy board with water

LP® FlameBlock®

Superior OSB sheathing certified to meet fire code while providing greater design flexibility.

LP FlameBlock Fire-Rated Sheathing is evaluated to meet code requirements for fire-resistant construction, giving peace of mind to the homeowner.
LP FlameBlock helps you build fire-rated wall assemblies and roof deck applications faster, at a lower cost than most common alternatives.
FlameBlock board with fire

LP® TechShield®

The original radiant barrier sheathing blocks radiant heat in the roof panel from emitting into the home’s attic, reducing attic temperatures by up to 30º F.

An energy-efficient home starts with this highly effective radiant barrier that may lead to immediate built-in savings that lasts for years to come.
No other radiant barrier sheathing uses patented technology to allow trapped moisture to escape from the panels during and after installation.
TechShield board with heating effect

LP® TopNotch® 350

Durable sub-flooring designed for optimum stability and strength with reliable moisture resistance.

Our unique RainChannel® technology provides a notch system to help drain rainwater away during construction and fight moisture absorption.
Backed by a 200-day no-sand warranty and a 50-year transferable limited warranty, LP TopNotch panels feature a self-spacing tongue and groove design to speed installation.
LP® TopNotch® 350 Board

LP® NovaCore®

Thermal insulated wall sheathing equipped with a dual layer panel designed to protect structures against heat loss and gain.

LP NovaCore Thermal Insulated Sheathing combines OSB sheathing with XPS foam to provide continuous insulation without the long-term R-value deterioration associated with other foam insulation products.
The R-value of LP NovaCore XPS foam increases as temperatures drop to help maintain stable interior temperatures.
LP® NovaCore® Board

Why Structural Solutions

LP WeatherLogic® Air & Water Barrier: Defend Your Build®

Builder and Contractor Jordan Smith discusses the benefits of using LP® WeatherLogic® Air & Water Barrier.

LP Legacy® - University of Maine Product Testing

LP has committed to putting the LP Legacy® premium sub-flooring through rigorous testing beyond industry requirements.

LP® FlameBlock® Burn Event

See how LP FlameBlock sheathing performs in a controlled product demonstration compared to untreated OSB.

LP® TechShield® Radiant Barrier Product Demonstrator

LP® TechShield® Radiant Barrier Sheathing helps block radiant heat from entering the attic. The result: LP TechShield.

Browse All Structural Solutions

Warranty Information

Our products are innovatively designed to withstand the toughest conditions, meet and exceed codes and to be easily installed by you. With industry-leading warranties backing those products and exceptional customer service, we want to help you take the future of building into your own hands.

Man drawing on board
House under construction

Structural Solutions Are Better Together

We focus on helping you build better. From high-performance panels and sheathing to super-strong framing products, stake your reputation on LP Building Solutions.