Caulking Cement Siding

It s available in many styles and widths both smooth and wood textured and you still get the crisp joints and details that ll make your home s exterior stand out.

Caulking cement siding.

Once painted it looks almost identical to wood. Cleanup can be difficult if you get this caulk on clothing gloves shoes or skin. The nails holding up the siding should not be caulked. When james hardie siding products butt into wood based materials a 1 8 gap will allow for expansion and contraction of the wood based product.

And i m wondering i ve tried a couple different caulks. Good for gutters siding and concrete. The following information is adapted expanded a bit from certainteed corporations installation instructions for the company s fiber cement siding products as this is the most comprehensive guide we could find for caulking clearance instructions when installing fiber cement siding. Well i ve got cement board siding and occasionally a crack appears.

Item 157140 model 11532. Many professionals like those at james hardie also agree that you should not use caulk on fiber cement siding unless there is no metal flashing underneath. Caulking around windows doors eaves and trim edges gives added insurance that leaks will not occur. And it just kind of swells and shrinks with the weather and it shows after you paint it.

Is there anything out there you could help me with to repairs cement board siding. The last one was quad. Fiberglass cement siding is a composite made of portland cement silica and wood fiber. Fiber cement siding gap clearance caulking specifications.

Siding nails should not be caulked another item that needs room to play is siding boards themselves. Dap alex plus 12 pack 10 1 oz white paintable latex caulk. Metal flashing or any metal to wood joint should not be caulked another water exit pathway that should never be sealed.