N1 & N2 Expansion Joints

Used to maintain horizontal joints and cracks in concrete and asphalt carriageways and airfield pavements and give a black, solid, plastic finish. Joint sealant is a hot applied, low extension; polymer modified bituminous sealant with graded extender and adhesion agents. Excellent expansion and contraction and excellent adhesion properties. Resilient to ingress of dirt and grit, offering very good resistance to plastic flow over a wide range of service temperatures and de-icing chemicals. Repairs can be re-opened to traffic in <30 minutes.