The aim of a sealant, or caulk, on the outside of a house is to seal gaps that permit air and moisture to infiltrate the construction of the house.
That appears easy sufficient, however the actuality of constructing supplies is that they’re always shifting.
Adjustments in temperature and humidity trigger them to repeatedly increase and contract which implies the scale of these gaps are always altering.
Because of this the caulk filling these gaps is usually being stretched and squeezed, so if it dries laborious it would crack inside a season or two as a result of motion. To have any longevity in an exterior atmosphere, a sealant wants to stay versatile even after it dries.
As a result of most houses are comprised of many various kinds of supplies, the gaps that must be crammed are sometimes between utterly completely different constructing supplies. So, a profitable exterior caulk additionally must bond, or adhere, nicely to all kinds of supplies and floor textures.
As a result of and exterior sealant could be very seen, it’s additionally essential for it to mix aesthetically with your private home. Some caulk choices are very versatile however can’t be painted and solely are available in a couple of colours. Whereas there are many “paintable” caulk choices, lots of them dry comparatively laborious inside a couple of months.
Resolution: Elastomeric Caulk
Elastomeric caulk is a good resolution as a result of it has the flexibility to stretch.
Titebond has addressed all these points with their new all-purpose exterior sealant referred to as TiteShield.
It’s an elastomeric caulk which, because the identify implies, can stretch even after it’s utterly dry. In actual fact, TiteShield can increase and contract as much as 50% of the joint measurement whereas masking gaps as much as two inches in width.
TiteShield additionally bonds nicely to quite a lot of constructing supplies from wooden and steel to concrete and glass.
Plus, it’s accessible in all kinds of colours however may also be painted with peculiar latex paint.
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