What is wrong with LP siding?
Chloe Ramirez
Updated on March 21, 2026
What is wrong with LP siding?
The most common issue we still see is swelling at the edges with some panels clearly delaminating. It’s pretty clear that swelled, recalled, moisture-compromised LP siding should be replaced. With a thorough inspection, nearly all composite fiberboard, hardboard or OSB siding has failed.
What is LP smart siding made of?
LP SmartSide siding looks more like traditional wood because it’s made of wood – wood strands and fibers that are treated with zinc borate to resist damage from termites and fungal decay.
Is LP SmartSide worth the money?
While LP SmartSide has a few disadvantages, overall, it’s an excellent siding choice for efficiency and aesthetics. All you need now is a siding contractor to help you install it.
Does LP siding rot?
LP carried a 25 year warranty and began to rot pre maturely, discoloring, disintegrating and even growing fungi. This style of wood siding is OSB (Chunks of wood glued together) with a wood grain pattern. We at Elite Home Exteriors NW re-side projects are 90% replacement of LP or wood siding.
How often does LP SmartSide need to be painted?
a. LP® SmartSide® products should be painted as soon as possible after installation. They must be painted within 180-days of installation. Refer to the installation instructions for proper finishing of the siding and trim.
How long will LP smart siding last?
Frankly, while the LP SmartSide warranty lasts 20 years beyond Hardie’s, it is prorated, so it loses value every year, and most homeowners are ready for a siding change by that time anyway.
Is Diamond Kote and LP SmartSide the same?
Diamond Kote® is a specialized pre-finish built on LP® SmartSide® for exterior siding. Siding, shapes, board+batten, trims, post wraps, Rigid Mounts, and accessories, Diamond Kote has everything you need for your next siding project.
Is LP SmartSide being discontinued?
She said sales of LP’s SmartSide fiber-based siding, produced at the Roaring River plant, have continued to decline and the company decided to discontinue production of fiber-based siding in the U.S. by the end of 2020.
Is LP SmartSide still in business?
Louisiana-Pacific Corporation, commonly known as “LP”, is an American building materials manufacturer. It was founded in 1973 and is currently based in Nashville, Tennessee. LP pioneered the U.S. production of oriented strand board (OSB) panels….Louisiana-Pacific.
| Type | Public |
|---|---|
| Website | lpcorp.com |
How long does LP SmartSide last?
Is LP smart siding maintenance free?
Being resistant to contracting and expanding, LP SmartSide products require less maintenance than other siding options. All they need is an occasional cleaning to maintain their great appearance.
Can LP Smart siding get wet?
Although most siding products are not completely waterproof nor flood resistant, LP® SmartSide® Trim & Siding is engineered with LP’s proprietary SmartGuard® process to withstand siding water damage and help protect your home from moisture.
Why choose LP® SmartSide® trim & siding?
LP ® SmartSide ® Trim & Siding Advanced durability for longer lasting beauty™. LP SmartSide products can make building easier, faster, and more efficient. LP SmartSide products are engineered to withstand weather elements, impact, and the passage of time. From traditional to modern, LP SmartSide products can transform any home’s appearance.
How long is the warranty on LP smart siding?
The warranty on LP smart siding is not very long. When you install LP smart siding on your home, then the warranty you receive will only cover defects in craftsmanship and materials for up to five years. Once you go beyond that limit, then the pro-rata deduction on the coverage you receive is 2.2% per year.
Does the Home Depot sell smart side siding?
LP SmartSide – Siding – Building Materials – The Home Depot Get free shipping on qualified LP SmartSide Siding or Buy Online Pick Up in Store today in the Building Materials Department. #1 Home Improvement Retailer Store Finder
Why LP LP SmartSide?
Why LP SmartSide? Now available in 16 versatile prefinished colors, the ExpertFinish ® color collection is guaranteed to look great and remain durable for years to come due to a factory finish with acrylic latex paint. ExpertFinish Lap also features a proprietary joint that helps you avoid the need for seam caulking, joint molds, or pan flashing.