This article describes the characteristic embossed fingerprints of woodgrain or knots on some fiber cement siding products the markings and stampings on others and the dimensions or details on still others all of which can.
Identifying lp siding.
Lp smartside siding is a manufactured wood product.
This is one easy way to spot lp siding and indicates that damage has already occured.
Yes there is still a lot of lp siding out there.
Here we explain how to identify the manufacturer brand or type of fiber cement siding installed on a building.
The most commonly seen problematic siding out there hands down is louisiana pacific inner seal siding.
Lp inner seal siding can be identified by the classic lp knot that is embossed into the siding see attached photo.
It is coated with smartguard lp s proprietary sealant which.
The material also includes fly ash.
Being able to identify lp siding can save you a lot of time and hassle.
Smartside siding is available as lap siding or panel siding.
However the siding is 90 percent sand and cement.
Fiber cement siding identification photos markings.
However some siding is fairly well sealed with paint and caulk and therefore the lp siding may be in relatively good condition.
A home that has had proper painting and caulking can perform well for years but this maintenance is often overlooked.
The timing is a little fuzzy but to my understanding lp stopped making inner seal siding around 1996 and they started making a similar and improved product called smartside starting around 2000.
Cellulose fiber is made with ethers or esters of cellulose which comes from plants leaves wood and bark.
Lp smartside siding is made from wood strands coated with wax.
Since it is made of pressed and glued wood chips there are lots of end grains that will readily absorb water if it is not properly sealed.
Just a little history of composite siding.
The strands are also bonded with resin and other binders.
When the siding is swollen you can usually see holes where the nail heads have sunken beneath the surface of the siding.