Skip to Main Content
loyalty programs hero

Why LP?

Lasting beauty for your home.

LP® siding and structural solutions are designed to protect your home—offering stunning curb appeal, durable performance and long-term peace of mind.

Learn About LP

Explore siding colors, photo galleries, and design ideas to bring your vision to life.

Get Inspired

Connect with certified contractors trained and vetted by LP for expert installation.

Find a Preferred Siding Contractor

LP® SmartSide® Accessories

Siding & Trim Accessories

Explore our line of siding and trim accessories below.

j block in cedar texture
black cedar texture j block
black cedar texture j block installed on a house
The Mexican Carpenter looking at the camera and smiling

LP® SmartSide® Accessories

Cedar Texture J-Block

j block in cedar texture
black cedar texture j block
black cedar texture j block installed on a house
The Mexican Carpenter looking at the camera and smiling

J-blocks are used to easily and attractively help mount light fixtures, water faucets and more. LP® J-blocks are available in a rich cedar-grain or a sleek brushed smooth texture as well as select LP® ExpertFinish® colors.

AmazonShop NowContact a Dealer

Resources & Technical Documents

CAL FIRE - BML No. 8140-2027:0001
download
TB# 003 - Butt Joint Repair (Spanish)
download
TB# 003 - Butt Joint Repair (French)
download
LP SmartSide - Product Catalog
download
LP SmartSide ExpertFinish - Limited Warranty (French)
download
LP SmartSide - Limited Warranty (French)
download
Accessories & Non-Standard Applications - Limited Warranty (French)
download
CCMC 11826-L: Standard Compliance Evaluation (French)
download
CCMC 11826-L: Standard Compliance Evaluation
download
City of NY: Material Acceptance #30-18
download
View all resources

Product Dimensions & Specifications

Explore the options below to see the most common specifications for our products. For more details, view all specs to find the perfect fit for your project.

LP® SmartSide® Installation Tip: How to Install Mini-Splits

Resources for Professionals

man in hard hat installing siding on a home

Customer Connect

Access order information, status and invoicing details.

Sign In
man cutting a piece of siding with a saw

Training

Get the most out of our products by learning about our training programs.

Explore Training With LP
roofing professional working on a roof

Loyalty

Take advantage of exclusive rewards and grow your business.

Explore Loyalty Programs

Privacy Settings

By continuing to use our website, clicking “accept all” below, or by customizing your preferences and leaving any cookie active, you consent to the use of cookies and other tracking technologies as described in our PRIVACY POLICY. We and third parties use cookies and other tracking technologies (such as pixels) to provide personalized content, improve functionality, measure performance and traffic, and enhance your online experience. Your privacy is important to us. You can customize your cookie preferences and tailor your browsing experience (with the exception of necessary cookies) by clicking the buttons below. For more information on how we collect, use, and share your information, including our use of cookies and other tracking technologies, please visit our PRIVACY POLICY.