How seal coating protects asphalt from Kansas City's freeze and thaw cycles.
Get Notified When We Launch (816) 539-5496Asphalt is porous, and water that gets into those pores expands when it freezes. That expansion is what causes the cracking seen on older, unsealed driveways.
It fills the porous surface and creates a barrier that blocks water from getting in, while also protecting against UV damage and oil or gas spills.
The surface gets cleaned and any existing cracks filled before sealant goes down. Sealing over dirt or damage is one of the most common reasons a seal coat job fails early.
Sealcoat needs dry weather above fifty degrees to cure properly. Foot traffic usually needs to stay off for about a day, and vehicles for closer to two.
Most driveways benefit from a fresh coat every two to three years, depending on sun exposure and traffic.
No, it needs dry weather above fifty degrees to cure properly.
Cracks get filled with a hot pour filler as part of the process before sealing, so existing cracks are addressed first.