Asphalt sealcoating in Salem, NH is the process of applying a protective coating over asphalt surfaces like driveways and parking lots. This sealant shields the pavement from water, UV rays, oil, and oxidation, helping to prevent cracks and wear. Sealcoating enhances appearance and extends the life of the asphalt. https://roadonepavingnh.net/commercial-parking-lot-paving-salem-nh/