It comes untreated so you have to paint or stain it after installation if you want it to last and provide maximum weather resistance.
How to seal siding joints.
It depends on the option you choose but if joint caulking option is selected seal all gaps at butt joints with a high quality exterior sealant meeting the astm c920 minimum class 25 sealant.
Although lp building products siding is available bare or painted cutting the materials to fit during installation exposes some areas to the elements.
2 house built before 2008 so has no flashing okay to caulk.
T1 11 is an engineered plywood product.
Do i have to caulk at butt joints.
1 i chose this caulk because it has 25 flexibility compared to silicone based caulk.
Wall corner siding trim flashing details.
Lp requires a minimum 3 16 spacing at all butt joints.
Tthis article gives specifications for proper flashing sealing detailing at building siding joints corners and window or door openings to provide an attractive and durable job that doesn t leak or rot.
How much space do you need between lap siding pieces.
Proper sealants are important for preserving the integrity and warranty of lp siding.
Lp siding requires flexible exterior grade paintable caulk to seal gaps.