Expansion Joints are provided in concrete buildings to nullify the effect of thermal induced expansion and contraction.
The necessary materials for expansion joints are – Joint Filler Board, Joint Sealants and a Separation layer enabling joint sealant to move freely.
Altra Construction deals in Expansion Joint Filler Board best from the world made out of fibrous material saturated with bitumen along with other types of filler board made out of crossed link polymers. Also, offers joint sealant materials of polysulphide, polyurethane and silicon base from reputed manufacturers along with separation layer materials.

Ideally Suited for:

  • Joints in concrete Roads, Bridges, Subways, Flyovers and Airport Runway.
  • Joints in water Retaining structures like water tank, swimming pool including decks, dams, canals & reservoirs.
  • Expansion Joints in Industrial, Commercial or residential buildings.
  • Nuclear Power station reactor domes
  • Joints between concrete pipe lines
  • Roof light Joints