Lp Siding Failure

The coatings on lp smart siding can sometimes flake off.

Lp siding failure.

The coating that you see on lp smart siding usually comes from the finisher or applier instead of the manufacturer. What causes lp louisiana pacific siding problems. Inner seal was sold as both lap siding and in panel like 4 x8 sheets with the t1 11 profile. Lp siding products also come in sheets in when water runs down the face of the siding it tends to hang on the bottom edge wicking up and causing the bottom edges to swell and delaminate.

Lp smartside is a great product that i have yet to find a single failure on but i suspect i ll be seeing failures soon enough because i find installation errors on nearly every home i inspect. The problem with lp s inner seal generally is that it fails where exposed to the weather. The most vulnerable profile is the lap siding where water can cling to the drip edge and wick into the bottom edge of the siding as shown in the photo below. Lp siding otherwise known as louisiana pacific siding was the product that a number of homeowners sued louisiana pacific in a class action lawsuit.

Here s a small collage of overdriven nails. Lp failure over time the siding can completely fail as in these examples. This whole community is replacing their siding after 7 years do. This lawsuit ended up resulting in a judgment for the homeowners that added up to 25 million bucks.

Problems with lp smartside installations missing paint. The bottom edge of lp lap siding is where the failure is first evident. The diagram below shows the. This is a 7 year old community siding project that was completed with l p.

There was visible rot and damage on the siding on the chimney then in the back of the house. This is another common defect.